Page 16 - JRIHS VOL3 NO1 January - March 2019
P. 16
Journal of Ratchathani Innovative Health Sciences : Vol.3 No.1 January-March 2019 11
Cunningham, G., Leveno, K. J., Bloom, S. L., Spong, C. Y., Dashe, J. S., Hoffman,B.
th
L., & Casey B. M. (2018). Williams obstetrics (25 ed). New York: McGraw-
Hill Education.
Jordan, R. G., Engstrom, J. L., Marfell, J. A., & Faeley, C. L. (2014). Prenatal and
care: A woman-centered approach. Singapore: John Wiley & Sons, Inc.
th
Simpson, K. R., & Creehan, P. A. (2014). Perinatal Nursing. (4 ed.). Philadelphia:
Lippincott Williams & Wilkins.
World Health Organization (WHO). (2016). Trends in maternal mortality: 1990 to
2015. Retrived on July, 30, 2019 from
https://www.who.int/reproductivehealth/publications/monitoring/materna
l-mortality-2015/en/
World Health Organization (WHO). (2018). Maternal mortality; key facts. Retrived
on July, 30, 2019 from https:// www. who. int/ news- room/ fact-
sheets/detail/maternal-mortality