TY - GEN AU - Santos de Vega,N AU - Montero García,C AU - Lajas Susaño,J A AU - Ramos Delgado,E AU - Gómez Merino,T TI - [The follow-up of pregnancy in the province of Salamanca] SN - 0212-6567 PY - 1993///1005 KW - Female KW - Follow-Up Studies KW - Humans KW - Interviews as Topic KW - Maternal Health Services KW - statistics & numerical data KW - Pregnancy KW - Prenatal Care KW - Prenatal Diagnosis KW - Random Allocation KW - Retrospective Studies KW - Spain KW - epidemiology N1 - Publication Type: Journal Article ER -