title: Cyclic variations in perceived exertion and physical work capacity in females.
mesh_terms: D000328:Adult; D005260:Female; D006339:Heart Rate; D006801:Humans; D008598:Menstruation; D009119:Muscle Contraction; D010101:Oxygen Consumption; D010807:Physical Endurance; D005082:Physical Exertion; D012649:Self Concept