00273nam a2200109Ia 4500008004100000100002100041245005100062260000900113650001400122942001200136999001500148150531s2013    xx            000 0 und d  aBUDHIRAJA, SWATI  aAN IN VITRO SEM STUDY COMPARING FOUR DIFFERENT  c2013  aDENTISTRY  2ddccTH  c7563d7563