RT Journal Article SR Electronic T1 Foot Ringworm in Coal-miners JF British Journal of Industrial Medicine JO Br J Ind Med FD BMJ Publishing Group Ltd SP 22 OP 29 DO 10.1136/oem.14.1.22 VO 14 IS 1 A1 J. C. Gentles A1 J. G. Holmes YR 1957 UL http://oem.bmj.com/content/14/1/22.abstract AB