| Instituto Nacional de Perinatología Isidro Espinosa de los Reyes | 1,955 visitas |
| Association between selected structural defects and chromosomal abnormalities | 1,121 visitas |
| Amniotic band sequence: | 1,116 visitas |
| Major craniofacial defects: | 878 visitas |
| Instituto Nacional de Perinatología and the millennium development goals | 704 visitas |