title: Electromyographic investigation of skeletal muscles of patients with angina pectoris.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D000787:Angina Pectoris / Q000503:physiopathology*; D004576:Electromyography; D006801:Humans; D008875:Middle Aged; D009119:Muscle Contraction; D009126:Muscle Relaxation; D009132:Muscles / Q000503:physiopathology*; D010369:Pectoralis Muscles / Q000503:physiopathology