000 00330nam a2200145 4500
020 _a8170004233
_cRs
082 _a025.435 RAN/COL;36
100 _aKumar P S G
_e
245 _aColon classification
_cKumar P S G
250 _a6
260 _aNew Delhi
_bESS ESS publication
_c2012
500 _a
700 _a
_e
942 _cREF
999 _c382496
_d382496