000 00293nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a616.3
_bGRI
100 _aHelen E
245 0 _aGastroenterological nursing
260 _aLondon
_bCassell
_c1977
650 _aGastroenterology
942 _cBK
999 _c30771
_d30771