handbookFree
GRADE Working Group
A handbook by Schünemann, Brożek, Guyatt and Oxman on rating the certainty of evidence and the strength of recommendations with the GRADE approach. It was last updated in 2013 and, according to the page, is being replaced by the newer GRADE Book, but it remains available online.
Online reference
guidelineFree
SPIRIT–CONSORT Group
The official home of the 2025 SPIRIT checklist for trial protocols and the 2025 CONSORT checklist for reporting randomised trial results. Checklists, explanation papers and free online writing aids can all be downloaded at no cost.
Online reference
courseFree with registration
Global Health Training Centre (The Global Health Network)
An eight-module e-learning course, taking about three hours, on the updated ICH E6(R3) Good Clinical Practice guideline across the life of a trial. It is offered in English, Spanish, French and Portuguese, and learners who score at least 80% on the final quiz receive a certificate.
Self-paced online
courseFree with registration
World Health Organization
WHO's open learning platform, with self-paced courses on outbreaks, emergency response, infection prevention and control, clinical management and other public health topics. The courses are multilingual, work on low bandwidth, and many offer a certificate.
Self-paced online
courseFree
World Health Organization
A WHO self-study package from 2014 with nine modules on assessing and treating sick children, covering danger signs, cough, diarrhoea, fever, malnutrition, HIV and more. It also includes a facilitator guide, implementation guidance and a logbook.
PDF
guidelineFree
World Health Organization
WHO's 2009 guidance on patient safety in surgery, which supports the Safe Surgery Saves Lives initiative. The 124-page document can be downloaded free in several languages.
PDF