Pacemakers and EMC, RadCom (the journal of the Radio    Society of
Great Britain), June 1980, p. 643; 
   feedback Oct. 1980, p. 1038.
EMI and the Pacemaker, CQ magazine, Jan. 1980, p. 72.
RF Hazard to Pacemaker Owners, 73 magazine, Nov. 1976, p. 17.
Pacemakers Turned off by Transmitters, QST, Mar. 1973, p. 58.