21世紀経済社会の展望--技術革新で止まるサ-ビス部門への労働力移動

The rhythmicity of bouts of quiet sleep (QS) was assessed, starting immediately after the baby's birth. The subjects were 58 healthy fullterm, single-birth, newborn infants, 26 females and 32 males. Using a non-intrusive recording procedure, their sleep was monitored for 24-h periods on the 1st and ... View More