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999 _c7963
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008 180712s9999 xx 000 0 und d
020 _a9241206136
082 _a616.89
_bWOR
_223
110 _983725
_aWorld Health Organization
245 _aChild mental health and psychosocial development
260 _aGeneva
_bWHO
_c1977
300 _a71 p.
440 _aWHO Technical report series 613
650 0 _a Mental health ; Psychosocial development ; WHO Technical report series 613
_9116898
942 _cPR