the effect of manual pressure on intramuscular injection pain severity nasiry h [1] , rahmani anaraki h [2] , asayesh h [3] *, hesam m [4] , shariati ar [5] , bathai sa [6] received: 10 dec , 2012 accepted: 21 feb , 2013 abstract: background & aims : pain is one of the common experiences with intramuscular (im) injection. pain relieving technique is very important in promotion of ...