TY - BOOK AU - Gupta Ankur AU - Verma Mahesh Gu. AU - University of Delhi. Faculty of Medical Sciences. Department of Dental Surgery ED - University of Delhi. Faculty of Medical Sciences. Department of Dental Surgery TI - Comparison of dimensional accuracy among polyether, poly vinysiloxane and polyether - poly vinyliloxane hybrid impression materials using open tray, closed tray and splinted coping impression techniques - An in vitro study PY - 2012/// KW - MEDICINE ER -