Maria Reyes Sagrera Perez Libros
Conductas De Los Escolares Españoles Relacionadas Con La Salud, 1986 1990
Title: Health-related Behaviors in School Children (1986-1990) (Translation). This book narrates the origin, methodology, and principal findings of the Study on health-related behaviors in school children (abbreviated ECERS in the original), which has been carried out in Spain periodically since 1986. This investigation is part of an international study of the same name that is