Association between preterm birth and its subtypes and maternal sociodemographic characteristics during the post-transitional phase in a developing country with a very high human development index

Araya BM, Diaz M, Paredes D, Ortiz J. Association between preterm birth and its subtypes and maternal sociodemographic characteristics during the post-transitional phase in a developing country with a very high human development index. Public Health. 2017; 147: 39-46.