Sapra, K. J., Louis, G. M. B., Sundaram, R., Joseph, K., Bates, L. M., Galea, S., & Ananth, C. V. (2017). Time-varying effects of signs and symptoms on pregnancy loss <20 weeks: Findings from a preconception prospective cohort study. Paediatr Perinat Epidemiol.

Sapra, Katherine J., Germaine M Buck Louis, Rajeshwari Sundaram, KS Joseph, Lisa M. Bates, Sando Galea, and Cande V. Ananth. "Time-varying Effects of Signs and Symptoms On Pregnancy Loss <20 Weeks: Findings From a Preconception Prospective Cohort Study." Paediatr Perinat Epidemiol 2017.

Sapra, Katherine J., et al. "Time-varying Effects of Signs and Symptoms On Pregnancy Loss <20 Weeks: Findings From a Preconception Prospective Cohort Study." Paediatr Perinat Epidemiol 2017.