Short history of pineal discovery and research.
D000818:Animals; D049673:History, 20th Century; D049690:History, Ancient; D049691:History, Medieval; D049711:History, Modern 1601-; D006801:Humans; D010827:Physiology / Q000266:history; D010870:Pineal Gland / Q000033:anatomy & histology / Q000502:physiology*