Plernpit Promrak. 2004. The effect of integrated pain management program on labor pain, duration of first stage of labor, and childbirth experience in primiparous mothers. Field of Study Maternity and Newborn Nursing, Mahidol University;
Plernpit Promrak. (2004) The effect of integrated pain management program on labor pain, duration of first stage of labor, and childbirth experience in primiparous mothers . Mahidol University/Bangkok.
Plernpit Promrak. The effect of integrated pain management program on labor pain, duration of first stage of labor, and childbirth experience in primiparous mothers. . Bangkok:Mahidol University, 2004.
Plernpit Promrak. (2004) The effect of integrated pain management program on labor pain, duration of first stage of labor, and childbirth experience in primiparous mothers . Mahidol University/Bangkok.