007780000a22001810004500003000900000005001700009110005800026245017100084562003200255264004900287300000900336041000800345650005700353650006200410650007200472650002900544650002300573PH-MaWHO20241108112307.0  aWorld Health Organization. Division of Mental Health.  aLife skills education for children and adolescents in schools : introduction and guidelines to facilitate the development and implementation of life skills programme.  aMNH/PSF/93.7A.--Unpublished  aGeneva : bWorld Health Organization,c1993.  a56p.  aeng  aLife stylexIn infancy and childhood, in adolescence  aHealth behaviorxIn infancy and childhood, in adolescence  aHealth educationxIn infancy and childhood, in adolescence, methods  aHealthpromotionxMethods  aTeaching materials