Depression of the Achilles' reflex during daytime sleep in newborn infants.
D000125:Achilles Tendon / Q000502:physiology*; D000367:Age Factors; D004576:Electromyography; D006801:Humans; D007231:Infant, Newborn; D012026:Reflex, Stretch; D012890:Sleep / Q000502:physiology*