Title:Student perceptions of the technical course in administration issued in high school, in relation with the use of practices in agroecology in the teaching of biology and environmental management / Percepções de estudantes do curso técnico em administração integrado ao ensino médio sobre o uso de práticas em agroecologia urbana no ensino de biologia e gestão ambiental
Title:Integration model for health services in the colombian social security system Modelo de integración de servicios de salud del sistema / Integration model for health services in the colombian social security system