Implementation and evaluation of a National External Quality Control Program for Cervical Cytology in Mexico

by Flisser Ana, García-Malo Felipe, Canepa María de los Angeles, Doncel Susana, Espinoza Raquel, Moreno Ramiro, Avila Isidro, Pérez-Palacios Gregorio, Tapia-Conyer Roberto, de la Fuente Juan Ramón
Published 2002-01-01