Nutrition during pregnancy. (FAQ001). The American College of Obstetricians and Gynecologists. 2014. http://www.acog.org/-/media/For-Patients/faq001.pdf?dmc=1&ts=20141121T1300252214
Staying hydrated - staying healthy. American Heart Association. 2014. http://www.heart.org/HEARTORG/GettingHealthy/PhysicalActivity/FitnessBasics/Staying-Hydrated---Staying-Healthy_UCM_441180_Article.jsp