RT Journal Article SR Electronic T1 Pyoderma gangrenosum presented as a refractory wound infection following permanent pacemaker implantation JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 414 OP 414 DO 10.1136/heart.87.5.414 VO 87 IS 5 A1 T S N Lo A1 M Griffith A1 M E Heber YR 2002 UL http://heart.bmj.com/content/87/5/414.abstract AB