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Hire Dr. John O.
United Kingdom
USD 200 /hr
MD PhD | London, Cambridge, Stanford | Scientist, board-certified doctor (Gastroenterologist), Editor.
Profile Summary
Subject Matter Expertise
Services
Writing
Clinical Trial Documentation,
Medical Writing,
Non-Medical Regulatory Writing,
Technical Writing
Work Experience
Honorary Consultant, Interventional Endoscopist
Bedfordshire Hospitals NHS Trust
April 2024 - Present 
Academic Clinical Lecturer
University of Cambridge
August 2022 - Present
Specialist Trainee in Gastroenterology, Hepatology & General Internal Medicine
Health Education England East of England
September 2013 - December 2023
W D Armstrong Doctoral Fellow
University of Cambridge
October 2017 - July 2022
NIHR BRC Clinical Research Fellow (Guy's)
King's
October 2014 - October 2021
Honorary Clinical Research Fellow & Masters Student
Addenbrooke's Charitable Trust, Cambridge University Hospitals
September 2012 - September 2013
Basic Intensive Care Medicine Trainee
Guy's and Saint Thomas' NHS Foundation Trust
August 2011 - July 2012
Core Medical Training
East of England Multi Professional Deanery
August 2009 - August 2011
Foundation Training
East of England Multi Professional Deanery
February 2007 - August 2009
Education
PhD (Department of Engineering)
UNIVERSITY OF CAMBRIDGE
October 2017 - July 2022
Postgraduate Diploma in Clinical Education
University of Edinburgh
September 2014 - November 2015
NVQ Level 4 Award in Medical Leadership
Institute of Leadership and Management
October 2013 - February 2014
Master of Science in Gastroenterology (Hepatology) (Bart's & The London School of Medicine & Dentistry)
Queen Mary University of London
September 2012 - November 2013
Postgraduate Certificate in Management
London School of Business and Finance
February 2013 - August 2013
Postgraduate Certificate in Clinical Education
University of Edinburgh
September 2011 - April 2012
MRCP(UK) Diploma in Medicine
Royal College of Physicians
August 2009 - March 2012
Bachelor of Medicine & Bachelor of Surgery (MBBS)
St. George's, University of London
September 2001 - November 2006
Certifications
Publications
PREPRINT
John Ong, George Gibbons, Lim Yee Siang, Zhou Lei, Junzhe Zhao, Alexander W. Justin, Federico Cammarata, Ravisankar Rajarethinam, Colleen Limegrover, Sanjay Sinha, et al. (2024). A chemically defined and xeno-free hydrogel system for regenerative medicine .
John Ong, Alexander W Justin, Federico Cammarata, Andrew A Guy, Silas R Estevez, Sebastian Burgess, Hongorzul Davaapil, Agavi Stavropoulou-Tatla, Aishwarya G Jacob, Kourosh Saeb-Parsy, et al. (2021). Densified Collagen Tubular Grafts for Human Tissue Replacement and Disease Modelling Applications .
JOURNAL ARTICLE
John Ong, Mandour O. Mandour, Michael Allison (2023). Endoscopic Gastric Plication in Nonalcoholic Fatty Liver Disease . American Journal of Gastroenterology.
John Ong, Carla Swift, Man Zhou, Benjamin Stokell, Yasseen Al-Naeeb(2022). Post hoc validation of a tool that accurately predicts the outcome of endoscopic therapy in Bouveret syndrome . Gastroenterology Report. 10. Oxford University Press ({OUP})
John Ong, Andrew Ming Liang Ong, Sharon Ong, Xiaohui Xin, Yeong Yeh Lee, Nonthalee Pausawasdi, Mark Anthony De Lusong, Dadang Makmun, Vui Heng Chong, Shiaw Hooi Ho, et al. (2021). The impact of the coronavirus disease 2019 pandemic on gastroenterologists in Southeast Asia: A mixed‐methods study . Journal of Gastroenterology and Hepatology.
John Ong, Wan Yen Lim, Kinjal Doshi, Man Zhou, Ban Leong Sng, Li Hoon Tan, Sharon Ong (2021). An Evaluation of the Performance of Five Burnout Screening Tools: A Multicentre Study in Anaesthesiology, Intensive Care, and Ancillary Staff . Journal of Clinical Medicine.
John Ong, Wan Yen Lim, Kinjal Doshi, Man Zhou, Ban Leong Sng, Li Hoon Tan, Sharon Ong (2021). An Evaluation of the Performance of Five Burnout Screening Tools: A Multicentre Study in Anaesthesiology, Intensive Care, and Ancillary Staff . Journal of Clinical Medicine.
John Ong, Carla Swift, Michael Bath, Sharon Ong, Wanyen Lim, Yasseen Al‐Naeeb, Arun Shankar, Yock Young Dan (2021). The prevalence of burnout, risk factors, and job‐related stressors in gastroenterologists: A systematic review . Journal of Gastroenterology and Hepatology.
John Ong, Wan Yen Lim, Vishnu Vimal, Haoyuan Lim, Hui Cheng Tan, Patrick Wong, Vui Kian Ho, Sharon Gek Kim Ong(2021). High-fidelity simulation training with PPE may optimise resuscitation outcomes in the COVID-19 era . Resuscitation. 159. p. 42--44. Elsevier {BV}
John Ong, Sharon Ong, Wan Yen Lim, Peter Kam(2020). Anesthesia guidelines for COVID-19 patients: a narrative review and appraisal . Korean Journal of Anesthesiology. The Korean Society of Anesthesiologists
John Ong, Carla Swift, Sharon Ong (2020). Burnout in gastroenterology: Better awareness and research are needed . United European Gastroenterology Journal.
John Ong, Andrew Ming Liang Ong, Sharon Ong, Xiaohui Xin, Yeong Yeh Lee, Nonthalee Pausawasdi, Mark Anthony De Lusong, Dadang Makmun, Vui Heng Chong, Shiaw Hooi Ho, et al. (2020). Burnout and work-related stressors in gastroenterology: a protocol for a multinational observational study in the ASEAN region . BMJ Open Gastroenterology.
(2020). Bouveret Syndrome: A Systematic Review of Endoscopic Therapy and a Novel Predictive Tool to Aid in Management . Journal of clinical gastroenterology.
(2020). Functionalisation of a heat-derived and bio-inert albumin hydrogel with extracellular matrix by air plasma treatment . Scientific Reports (Nature Research).
(2020). Anesthesia guidelines for COVID-19 patients - A narrative review and appraisal . Korean Journal of Anesthesiology.
John Ong, Carla Swift, Sharon Ong, Wan Yen Lim, Yasseen Al-Naeeb, Arun Shankar (2020). Burnout in gastroenterology registrars: a feasibility study conducted in the East of England using a 31-item questionnaire . BMJ Open Gastroenterology.
(2020). The atypical presentation of COVID-19 as gastrointestinal disease: key points for primary care . The British Journal of General Practice : the journal of the Royal College of General Practitioners.
John Ong, Barnaby Edward Young, Sharon Ong(2020). COVID-19 in gastroenterology: a clinical perspective . Gut. 69. (6). p. 1144--1145. {BMJ}
John Ong, Gail B Cross, Yock Young Dan(2020). Prevention of nosocomial SARS-CoV-2 transmission in endoscopy: international recommendations and the need for a gold standard . Gut. 69. (6). p. 1145--1148. {BMJ}
(2020). Anesthesiologist Burnout, Distress, and Depression: Comment . Anesthesiology.
John Ong, Wan Yen Lim, Sharon Ong, Ying Hao, Hairil Rizal Abdullah, Darren LK Koh, Un Sam May Mok (2019). The Abbreviated Maslach Burnout Inventory Can Overestimate Burnout: A Study of Anesthesiology Residents . Journal of Clinical Medicine.
John Ong, Wan Yen Lim, Sharon Ong, Ying Hao, Hairil Rizal Abdullah, Darren LK Koh, Un Sam May Mok (2019). The Abbreviated Maslach Burnout Inventory Can Overestimate Burnout: A Study of Anesthesiology Residents . Journal of Clinical Medicine.
John Ong, Junzhe Zhao, Alexander W. Justin, Athina E. Markaki (2019). Albumin‐based hydrogels for regenerative engineering and cell transplantation . Biotechnology and Bioengineering.
John Ong, Carla Swift, Ian Allwood, Roger Norman, Yasseen Al-Naeeb, Arun Shankar(2019). Chronic diarrhoea: the indications for lower GI endoscopy when functional bowel disease is suspected . Gut. 68. (11). p. 2100--2100. {BMJ}
John Ong, Galit Katarivas Levy, Mark A. Birch, Alexander W. Justin, Athina E. Markaki (2019). Albumin-Enriched Fibrin Hydrogel Embedded in Active Ferromagnetic Networks Improves Osteoblast Differentiation and Vascular Self-Organisation . Polymers.
(2019). SIRS Triggered by Acute Right Ventricular Function, Mimicked Septic Shock . Journal of Critical Care Medicine.
John Ong, Mark A. Birch, Alexander W. Justin, Athina Markaki (2019). Albumin-Enriched Fibrin Hydrogel Embedded in Active Ferromagnetic Networks Improves Osteoblast Differentiation and Vascular Self-Organisation . Polymers.
(2019). Albumin-Based Hydrogels for Regenerative Engineering and Cell Transplantation . Biotechnology and Bioengineering.
(2019). Refractory Lactic Acidosis and an Approach to Its Management - A Case Report . Journal of Critical Care Medicine.
(2019). The investigation of chronic diarrhoea: new BSG guidance . The British Journal of General Practice : the journal of the Royal College of General Practitioners.
(2019). Aortogastric fistula: A rare glimpse of catastrophe . Clinical Gastroenterology and Hepatology : the official clinical practice journal of the American Gastroenterological Association.
Ong, J., Swift, C., Norman, R., Allwood, I., Al-Naeeb, Y., Shankar, A.(2019). The investigation of chronic diarrhoea: New BSG guidance . British Journal of General Practice. 69. (682). p. 262-264.
Ong, J., Zhao, J., Justin, A.W., Markaki, A.E.(2019). Albumin-based hydrogels for regenerative engineering and cell transplantation . Biotechnology and Bioengineering.
Ong, J., Swift, C., Allwood, I., Norman, R., Al-Naeeb, Y., Shankar, A.(2019). Chronic diarrhoea: The indications for lower GI endoscopy when functional bowel disease is suspected . Gut. 68. (11). p. 2100.
(2018). Effective regulation of digital health technologies . Journal of the Royal Society of Medicine.
Ong J, Swift C(2018). Mentoring and Supervision in Academia: Establishing Distinctions to Manage Expectations . Hepatology Communications.
John Ong, Leila Mebarek, Michael Bath, Carla Swift, Babur Javaid, Jenish Patel, Yasseen Al-Naeeb (2018). Interference with the lower gut–liver axis induces remission of primary sclerosing cholangitis in a patient with ulcerative colitis . BMJ Open Gastroenterology.
Ong J, Swift C, Magill N, Ong S, Day A, Al-Naeeb Y, Shankar A(2018). The association between mentoring and training outcomes in junior doctors in medicine: an observational study . BMJ open.
John Ong, Carla Swift, Yasseen Al-Naeeb(2018). Dysphagia: Multiple Pathologies, One Cause . Gastroenterology. 154. (6). p. e13--e14. Elsevier {BV}
• Mebarek L and Ong J (joint first author). Medical Mentorship: seeking direction and scaling the heights (solicited manuscript). Medical Woman 37(1):8-9 (2018).
Ong J, Swift C(2018). Comment on: Empathy and burnout: a study on residents from a Singapore institution . Singapore medical journal.
Ong J, Serra MP, Segal J, Cujba AM, Ng SS, Butler R, Millar V, Hatch S, Zimri S, Koike H, et al.(2018). Imaging-Based Screen Identifies Laminin 411 as a Physiologically Relevant Niche Factor with Importance for i-Hep Applications . Stem cell reports.
Ong J, Bath MF, Swift C, Al-Naeeb Y(2018). Does colectomy affect the progression of primary sclerosing cholangitis? A systematic review and meta-analysis . Gastroenterology and hepatology from bed to bench.
Ong, J., Serra, M.P., Segal, J., Cujba, A.-M., Ng, S.S., Butler, R., Millar, V., Hatch, S., Zimri, S., Koike, H., et al.(2018). Imaging-Based Screen Identifies Laminin 411 as a Physiologically Relevant Niche Factor with Importance for i-Hep Applications . Stem Cell Reports. 10. (3). p. 693-702.
Ong, J., Swift, C.(2018). Comment on: Empathy and burnout: A study on residents from a Singapore institution . Singapore Medical Journal. 59. (3). p. 166-167.
Ong, J., Swift, C., Al-Naeeb, Y.(2018). Dysphagia: Multiple Pathologies, One Cause . Gastroenterology. 154. (6). p. e13-e14.
Ong, J., Swift, C., Magill, N., Ong, S., Day, A., Al-Naeeb, Y., Shankar, A.(2018). The association between mentoring and training outcomes in junior doctors in medicine: An observational study . BMJ Open. 8. (9).
Ong, J., Mebarek, L., Bath, M., Swift, C., Javaid, B., Patel, J., Al-Naeeb, Y.(2018). Interference with the lower gut-liver axis induces remission of primary sclerosing cholangitis in a patient with ulcerative colitis . BMJ Open Gastroenterology. 5. (1).
Ong, J., Parchment, V., Zheng, X.(2018). Effective regulation of digital health technologies . Journal of the Royal Society of Medicine. 111. (12). p. 439-443.
Swift CJ, Ong J(2017). Eosinophilic oesophagitis: an insidious but treatable cause of sore throat . The British journal of general practice : the journal of the Royal College of General Practitioners.
Swift, C.J., Ong, J.(2017). Eosinophilic oesophagitis: An insidious but treatable cause of sore throat . British Journal of General Practice. 67. (655). p. 91-92.
OTHER
John Ong, Carla Swift, Michael Bath, Sharon Ong, Wan Yen Lim, Yasseen AlNaeeb, Arun Shankar, Yock Young Dan (2020). The prevalence of burnout, risk factors and job-related stressors in gastroenterologists: a systematic review .
John Ong, Gail Brenda Cross, Yock Young Dan(2020). The prevention of nosocomial SARS-CoV2 transmission in endoscopy: a systematic review of recommendations within gastroenterology to identify best practice . Cold Spring Harbor Laboratory
John Ong, Carla Swift, Wanyen Lim, Sharon Ong, Yasseen Al-Naeeb, Arun Shankar (2020). Burnout in gastroenterology registrars: a pilot study of trainees in the East of England .
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