00521nam a22001937a 450000500170000001000130001702000220003003500130005203700160006504000120008108200150009310000130010824500470012126000450016827000370021330000370025050000220028765000180030920170124110154.0  aA-609271  c96.00a0195628705  aA-609271  bCen Lib/Ret  aDPLbEN  a617.7bAHM  aAhmed, E  aA textbook of ophthalmology /cby E. Ahmed  aCalcuttabOxford University Press c1993  aBidhan Nagar  bCalcuttae700091  axiv,535p. :c23cm(Hb)bcol. ill.  aIncludes index     aOphthalmology