THE FUTURE OF ATHLETIC RECORDS; WITH SOME EXTRAPOLATIONS FOR 1964.
D002980:Climate; D006801:Humans; D007226:Infant Mortality; D009026:Mortality; D009747:Nutritional Physiological Phenomena; D052756:Nutritional Sciences; D009752:Nutritional Status; D010809:Physical Fitness; D012924:Social Conditions; D013177:Sports; D013178:Sports Medicine
CLIMATE; INFANT MORTALITY; MORTALITY; NUTRITION; PHYSICAL FITNESS; SOCIAL CONDITIONS; SPORT MEDICINE; SPORTS