title: Welshman Sir William Vaughan (1575-1641) and his Popular Health Books: Observations, theory and therapeutic effectiveness.
authors.forename: John K
authors.initials: JK
authors.lastname: Crellin
mesh_terms: D001877:Books / Q000266:history*; D006266:Health Education / Q000266:history*; D049669:History, 16th Century; D049670:History, 17th Century; D006801:Humans; D006113:United Kingdom; D014852:Wales