Dr. Arcel C. Massamba Ndala supports CA-IeDEA activities at the Amulatory Treatment Center of Brazzaville, in the Republic of Congo. His areas of interest include HIV/AIDS, viral hepatitis B and hepatitis C, along with STIs. Dr. Massamba Ndala holds a doctorate in medicine from the Marien Ngouabi University of Brazzaville, Republic of Congo. Previously serving as a prescribing physician at the Ambulatory Treatment Center of Pointe Noire, Dr. Massamba Ndala currently leads CA-IeDEA activities and data management at the Ambulatory Treatment Center of Brazzaville.