| ACSA CRS | 30259 | 
          
                                                                                        | Adolescent & Young Adult Research at The CORE Center (AYAR at CORE) | 31958 (ATN: 33005) | 
          
                                                                                        | Alabama CRS | 31788 | 
          
                                                                                        | Aurum Institue Klerksdorp CRS | 30325 | 
          
                                                                                        | Aurum Tembisa CRS | 31832 | 
          
                                                                                        | Barranco CRS | 11301 | 
          
                                                                                        | Baylor-Uganda CRS | 31798 | 
          
                                                                                        | Blantyre CRS | 30301 | 
          
                                                                                        | Botha’s Hill CRS | 31445 | 
          
                                                                                        | Bridge HIV CRS | 30305 | 
          
                                                                                        | Brigham and Women's Hospital Vaccine CRS | 30007 | 
          
                                                                                        | Bronx Prevention Research Center CRS | 30261 | 
          
                                                                                        | CAPRISA eThekwini CRS | 31422 | 
          
                                                                                        | Case Clinical Research Site | 2501 | 
          
                                                                                        | Centro de Pesquisas Clínicas IC-HCFMUSP | 31917 | 
          
                                                                                        | Centro de Referencia e Treinamento DST/AIDS CRS | 31954 | 
          
                                                                                        | Chapel Hill CRS | 3201 | 
          
                                                                                        | Chatsworth CRS | 30302 | 
          
                                                                                        | Children’s Hospital Colorado CRS | 31961 | 
          
                                                                                        | Cincinnati Clinical Research Site | 2401 | 
          
                                                                                        | CITBM – UNIDEC, Centro de Investigaciones Tecnológicas, Biomédicas y Medioambientales CRS | 31970 | 
          
                                                                                        | CMU HIV Prevention CRS | 31458 | 
          
                                                                                        | Columbia P&S CRS | 30329 | 
          
                                                                                        | Desmond Tutu TB Centre | 31744 | 
          
                                                                                        | Desmond Tutu TB Centre - Stellenbosch University (DTTC-SU) CRS | 31790 |