[Extrasystoles and respiration. (Characteristic tracings obtained by cardiotachygraphy)].
D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D005117:Cardiac Complexes, Premature; D019069:Cell Respiration; D006801:Humans; D012119:Respiration / Q000502:physiology*
ARRHYTHMIA/diagnosis; RESPIRATION/physiology