TY  - JOUR
PY  - 1960//
TI  - Some problems of leisure activity of adolescents
JO  - Zeitschrift fur Arztliche Fortbildung (Jena)
A1  - Karsdorf, G.
SP  - 1239
EP  - 1241
VL  - 54
IS  - 
N2  - <p>[Abstract unavailable]</p> <p>Language: de</p> 
LA  - de
SN  - 0044-2178
UR  - http://dx.doi.org/
ID  - ref1
ER  -