[Phenomenon of "sustained tone" as an index of the physical training status of servicemen].
D000293:Adolescent; D000328:Adult; D000337:Aerospace Medicine; D000368:Aged; D001314:Auscultation; D006439:Hemodynamics; D006801:Humans; D008297:Male; D008875:Middle Aged; D008887:Military Medicine; D005082:Physical Exertion; D010809:Physical Fitness; D011674:Pulse; D013177:Sports; D013997:Time Factors; D014586:USSR
Fenomenon "beskonechnogo tona" kak pokazatel' fizicheskoĭ trenirovannosti voennosluzhashchikh.