RT Journal Article SR Electronic T1 Gratuitous Medical Services JF British Medical Journal JO BMJ FD British Medical Journal Publishing Group SP 183 OP 183 DO 10.1136/bmj.1.59.183 VO 1 IS 59 A1 Williams, Philip H. YR 1862 UL http://www.bmj.com/content/1/59/183.1.abstract AB