background although there are various methods for painless delivery such as using entonox gas, most of the people are unfamiliar or concerned about it yet. objectives the purpose of this study was to assess maternal expectations and experience of labor analgesia with nitrous oxide. patients and methods in a clinical trial study, 98 pregnant women in active phase of delivery were studied randoml...

iranian female participation rate in the labor market of iran in the recent decade shows a increasing trend which amounted from 8% in 1999 to 18% in 2005.using parametric and non-parametric econometrics methods, in this research we aim to study the behavior of individual married females labor participation. our dataset consist of the annually budget survey of 2006 which is reported by statistic...

background while tocolytic therapy can halt the process of delivery, some patients return before the 37th week of pregnancy with recurrence of preterm labor signs. objectives this study was designed to evaluate the efficacy of progesterone in the prolonging of gestation and reduction of neonatal complications. material and methods in a clinical trial in 2010, 110 singleton pregnant women admitt...