[3] The General Assembly of all CIOMS member organizations meets every year, alternating between in-person and teleconference formats, to elect the Executive Committee and its voting President.

The Executive Committee of twelve representatives from national and international member groups meets at least one a year, appointing and guiding the Secretariat, consisting of the Secretary-General and their team in Geneva, Switzerland.

[6] When the working groups are composed solely of CIOMS members, they are assigned a sequential identifier, whereas partnerships with outside groups are known by their specific topic: All reports are available from https://cioms.ch/publications/; Titles marked with * are not yet published (still work in progress) In March 1959, Austin Bradford Hill, then director of the UK Medical Research Council's Statistical Research Unit, chaired a Vienna-based CIOMS conference on controlled clinical trials.

[3] These guidelines have been praised for including diverse stakeholders from low- and middle-income countries, compared to the Declaration of Helsinki written by physicians of the World Medical Association.

[8] The first CIOMS working group produced a reporting form for adverse drug reactions, which shaped the International Council for Harmonization of Technical Requirements for Pharmaceuticals for Human Use (ICH)'s E2B guideline.