The proposal, instruments and consent forms have been approved by the Ethics Committee of the Universidad Peruana Cayetano Heredia. Written authorization will be obtained from the authorities of the Regional Health Departments (DIRESAS) involved and from the authorities of the health facilities. Written informed consent will be obtained from the health professionals who will participate in the neonatal resuscitation training. Written informed consent of the mothers will also be obtained for the collection of birth and newborn data.