Neranchana Sumsrisuwan และ Kiattisak Kongwattanakul; Piyamas Saksiriwuttho. (2015) Pregnancy Outcomes in Nurses and Nursing Assistants. <i>Thai Journal of Obstetrics and Gynaecology</i>, <i>23</i>(2), 89-95.Neranchana Sumsrisuwan และ Kiattisak Kongwattanakul; Piyamas Saksiriwuttho. "Pregnancy Outcomes in Nurses and Nursing Assistants". Thai Journal of Obstetrics and Gynaecology 23 (2015):89-95.Neranchana Sumsrisuwan และ Kiattisak Kongwattanakul; Piyamas Saksiriwuttho. Pregnancy Outcomes in Nurses and Nursing Assistants. PIMDEE Co. Ltd.:ม.ป.ท. 2015.