HIV, STI and renal function testing frequency and STI history among current users of self-funded HIV pre-exposure prophylaxis, a cross-sectional study, Germany, 2018 and 2019 Koppe, Uwe and Seifried, Janna and Marcus, Ulrich and Albrecht, Stefan and Jansen, Klaus and Jessen, Heiko and Gunsenheimer-Bartmeyer, Barbara and Bremer, Viviane, Eurosurveillance, 27, 2100503 (2022), https://doi.org/10.2807/1560-7917.ES.2022.27.14.2100503