title: [The development of the voluntary movements (author's transl)].
mesh_terms: D000367:Age Factors; D001921:Brain / Q000502:physiology; D002490:Central Nervous System / Q000254:growth & development*; D005684:Gait; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009043:Motor Activity; D009048:Motor Skills; D011187:Posture; D012018:Reflex; D013116:Spinal Cord / Q000502:physiology