Pilot Implementation of HIV Self-Testing Delivery in Private Pharmacies Combined With a Respondent-Driven Sampling Method to Improve HIV Testing for Men Who Have Sex With Men and Transgender Women in Phnom Penh (ANRS 0100s): Protocol for a Prospective Mixed Method Feasibility Study

Chhavarath Dary   ¹ , MSc, PharmD, PhD ;   Olivier Ségéral   ² , MPH, MD, PhD ;   Joseph Larmarange   ³ , PhD ;   Emilie Mosnier   ^{4, 5} , MD, PhD ;   Mohamed Ben Mechlia   ⁶ , PhD ;   Vichea Ouk   ⁷ , MD, MPH ;   Bruno Spire   ⁵ , PhD ;   Vonthanak Saphonn   ¹ , MD, MSc, PhD

¹ Public Health Unit, University of Health Sciences, Phnom Penh, Cambodia

² HIV Unit, Division of Infectious Diseases, University Hospital Geneva, University of Geneva, Geneva, Switzerland

³ Centre Population et Développement, Université Paris Cité, Institut de Recherche pour le Développement, Université Sorbonne Paris Nord, Inserm, Paris, France

⁴ Emerging Infectious Diseases, French National Agency for Research on AIDS and Viral Hepatitis, University of Health Science, Phnom Penh, Cambodia

⁵ Aix Marseille Univ, IRD, ISSPAM, Inserm, Marseille, France

⁶ Department of Research in Public Health and the Human and the Social Science, French National Agency for Research on HIV/AIDS , Viral Hepatitis, Tuberculosis, Sexually Transmitted Infections, and Emerging Infectious Diseases, Paris, France

⁷ National Center for HIV/AIDS, Dermatology and STD, Phnom Penh, Cambodia