Antiretroviral therapy initiation and retention among clients who received peer-delivered linkage case management and standard linkage services, Eswatini, 2016-2020: retrospective comparative cohort study. - MacKellar D; Hlophe T; Ujamaa D; Pals S; Dlamini M; Dube L; Suraratdecha C; Williams D; Byrd J; Tobias J; Mndzebele P; Behel S; et al. (Archives of public health = Archives belges de sante publique, 2022)