Marinelli M, Carsin AE, Turner MC, Fernandez-Somoano A, Rodriguez-Dehli AC, Basterrechea M, Santa-Marina L, Iniguez C, Lopez-Espinosa MJ, Sunyer J, Julvez J. Maternal sleep duration and neonate birth weight: a population-based cohort study. Int J Gynaecol Obstet. 2022 Mar;156(3):494-501. doi: 10.1002/ijgo.13685
Wamble DE, Ciarametaro M, Houghton K, Ajmera M, Dubois RW. What's been the bang for the buck? Cost-effectiveness of health care spending across selected conditions in the US. Health Aff (Millwood). 2019 Jan;38(1):68-75. doi: 10.1377/hlthaff.2018.05158.
Maskey MK, Baral KP, Shah R, Shrestha BD, Lang J, Rothman KJ. Field test results of the motherhood method to measure maternal mortality. Ind Med Gaz. 2011 Jan 1;133(1):64-9.