[Mexican pregnant women's environment, knowledge and attitudes on prenatal care].

Objectives: To explore the barriers and facilitators to prenatal care, as well as the knowledge about healthy pregnancy and the attitude towards pregnancy.

Materials And Methods: Mixed-methods study in pregnant women with social and economic vulnerability. Barriers and facilitators for prenatal care were examined using ethnographic methods, while structured and semi-structured interviews were used to assess knowledge and attitudes.

Attrition of advanced trauma life support (ATLS) skills among ATLS instructors and providers in Mexico.

Background: Mexico has had the Advanced Trauma Life Support (ATLS) program since 1986. We assessed the attrition of ATLS skills among ATLS providers and instructors in this country.

Study Design: Three groups (S, 16 students [new medical graduates enrolled for an ATLS course]; P, 33 providers; and I, 26 instructors [who had completed courses previously]) were evaluated.