On-Demand Preexposure Prophylaxis in Men at High Risk for HIV-1 Infection.
N Engl J Med. 2015 Dec 3;373(23):2237-46. doi: 10.1056/NEJMoa1506273. Epub 2015 Dec 1.
N Engl J Med. 2015.
PMID: 26624850
Free article.
Clinical Trial.