Pupil-led sex education in England (RIPPLE study): cluster-randomised intervention trial
JM Stephenson, V Strange, S Forrest, A Oakley, A Copas, E Allen, A Babiker, S Black, M Ali, H Monteiro, AM JohnsonVolume:
364
Année:
2004
Langue:
english
DOI:
10.1016/s0140-6736(04)16722-6
Fichier:
PDF, 106 KB
english, 2004