THE PHYSICAL WORKING CAPACITY OF HEALTHY CHILDREN. SEASONAL VARIATIONS AND EFFECT OF ULTRAVIOLET IRRADIATION AND VITAMIN-D SUPPLY.
D000293:Adolescent; D002648:Child; D002776:Cholestanes; D006801:Humans; D005082:Physical Exertion; D010809:Physical Fitness; D011830:Radiation Effects; D012621:Seasons; D013223:Statistics as Topic; D014466:Ultraviolet Rays; D014467:Ultraviolet Therapy; D014807:Vitamin D; D014815:Vitamins
D002776:Cholestanes; D014815:Vitamins; D014807:Vitamin D
ADOLESCENCE; CHILD; EXERTION; PHYSICAL FITNESS; RADIATION EFFECTS; SEASONS; STATISTICS; ULTRAVIOLET RAYS; VITAMIN D