[On the cardiac fitness of leading football (soccer) players examined in an open spirometer system without valves].
D000328:Adult; D005860:Germany, West; D006321:Heart / Q000502:physiology*; D006334:Heart Function Tests; D006801:Humans; D008297:Male; D013147:Spirometry; D013178:Sports Medicine
Uber die im offenen ventillosen Spriometersystem geprüfte kardiale Leistungsfähigkeit von Fussballspitzenspielern.