title: The effect of a prescribed exercise program on respiratory muscle strength and endurance of middle-aged subjects.
authors.forename: T
authors.initials: T
authors.lastname: Poling
authors.forename: E H
authors.initials: EH
authors.lastname: Schlenker
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009119:Muscle Contraction; D010807:Physical Endurance; D005082:Physical Exertion; D012132:Respiratory Muscles / Q000502:physiology*