วรรธนะไพสิฐก. and อยู่รัตน์ย. (2019) “Incidence and Factors Related to the Low Birth Weight Newborns in Ramathibodi Hospital”, Nursing Journal of The Ministry of Public Health, 29(1), pp. 100-110. Available at: https://www.tci-thaijo.org/index.php/tnaph/article/view/189133 (Accessed: 22September2019).