[Leisure time structuring and leisure-time parks from the medical viewpoint].
D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007899:Leisure Activities; D008297:Male; D008875:Middle Aged; D011315:Preventive Medicine; D011998:Recreation; D012046:Rehabilitation
Freizeitgestaltung und Freizeitparks aus der Sicht der Medizin.