Comparison and Evaluation of Labor Pain and Factors Influencing Pain Perception in Primiparous and Multiparous Women Referring to Tabriz Alzahra Educational Center in 2005-2006

Mahin Kamalifard, Manizheh Pirdel, Soheila Bani, Morteza Gojazadeh and Simin Taghavi

Research Journal of Medical Sciences 1 ( 5 ): 271 - 278 , 2007