[The need for paradigm change in maternal care: AMIIMSS model, scopes and challenges].

Undoubtedly, great advances have been made in terms of maternal and infant morbidity and mortality. However, in Mexican Social Security System, the quality of maternal care is questionable, as reflected in proportions of cesarean births three times higher than those recommended by WHO, abandonment of exclusive breastfeeding and the fact that up to one in three women is a victim of abuse during delivery. Given this, the IMSS decides to implement the model called Integral Maternal Care AMIIMSS, focused on users experience and based on friendly obstetric care, along different stages of the reproductive process.