A cardiac pacemaker, {HEAD ~ defibrillator}, or other programmable medical device includes {TAIL ~ a source unit} and a collection unit  
includes
A cardiac pacemaker , { HEAD ~ defibrillator } , or other programmable medical device includes { TAIL ~ a source unit } and a collection unit
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH