The Sexunzipped trial: optimizing the design of online randomized controlled trials. [electronic resource]
- Journal of medical Internet research Dec 2013
- e278 p. digital
Adolescent Female Health Promotion--methods Humans Informed Consent Internet Male Patient Identification Systems Patient Selection Pregnancy Randomized Controlled Trials as Topic--methods Reproductive Health Sexually Transmitted Diseases--prevention & control Surveys and Questionnaires Telemedicine--methods United Kingdom Young Adult