title: An excursion in serendipity--the conquest of pain.
mesh_terms: D000758:Anesthesia / Q000266:history*; D000766:Anesthesia, Dental / Q000266:history; D013502:General Surgery / Q000266:history; D049690:History, Ancient; D049691:History, Medieval; D049711:History, Modern 1601-; D010146:Pain / Q000517:prevention & control*; D006113:United Kingdom