000 nam a22 7a 4500
999 _c14604
_d14604
020 _aNil
082 _a616.12
_bKAD
100 _aKaddoura, Sam
245 _aEcho made easy
250 _aNil
260 _c2001
300 _a1-190 p.
654 _aCardiology
700 _aKaddoura, Sam
942 _cGB