Refresher Course Medical Aspects of Air Travel—I Br Med J 1953; 1 doi: https://doi.org/10.1136/bmj.1.4809.556 (Published 07 March 1953) Cite this as: Br Med J 1953;1:556 Article Related content Metrics Responses Peer review Related articles No related articles found. See more GP services in Lothian risk collapse amid “ruinous” rise in premises charges BMJ April 17, 2024, 385 q886; DOI: https://doi.org/10.1136/bmj.q886 Helen Salisbury: With the NHS in crisis, why is Labour looking to private hospitals as the solution? BMJ April 17, 2024, 385 q858; DOI: https://doi.org/10.1136/bmj.q858 John Launer: Learning from appraisals BMJ April 17, 2024, 385 q848; DOI: https://doi.org/10.1136/bmj.q848 NICE recommends oral treatment for preventing chronic and episodic migraines BMJ April 11, 2024, 385 q843; DOI: https://doi.org/10.1136/bmj.q843 Abortion: MPs propose decriminalisation in England and Wales BMJ April 09, 2024, 385 q831; DOI: https://doi.org/10.1136/bmj.q831