TY - JOUR T1 - The Ins and Outs of Breathing – How We Learnt about the Body's Most Vital Function JF - Clinical Medicine JO - Clin Med SP - 183 LP - 183 DO - 10.7861/clinmedicine.12-2-183 VL - 12 IS - 2 AU - Humphrey Hodgson Y1 - 2012/04/01 UR - http://www.rcpjournals.org/content/12/2/183.abstract ER -