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. Author manuscript; available in PMC: 2020 Mar 15.
Published in final edited form as: AIDS. 2019 Mar 15;33(4):723–733. doi: 10.1097/QAD.0000000000002114

Figure 1. Study design schematic of new TDF-users.

Figure 1.

Study design schematic of simulated single-arm clinical trial of TDF initiation among HIV-infected men and women. Gray box denotes time of initiation of TDF-containing regimen. Red dots represent urine collections, which occurred at Women Interagency HIV Study (WIHS) and Multicenter AIDS Cohort Study (MACS) annual visits.