000 00298nam a22001337a 4500
999 _c6520
_d6519
020 _a9788131262153
082 _a573.4
100 _aAwadhesh Kumar Singh
245 _aWilliams Textbook of Endocrinology
250 _a14th
260 _aNew Delhi
_bWlsever
_c2020
300 _a1-53
942 _cBK
_03