WHO - Standards and operational guidance for ethics review of health-related research with human participants

WHO - The process of obtaining informed consent

WHO - INFORMATION FOR RESEARCHERS CONCERNING INFORMED DECISION MAKING: WHAT IS AN INFORMED CONSENT FORM?

PHASES OF CLINICAL TRIALS OF VACCINES AND DRUGS

Council for International Organizations of Medical Sciences (CIOMS) in collaboration with the World Health Organization (WHO) - International Ethical Guidelines for Health-related Research Involving Humans