Goyal, N.; Singh, S.; Mathur, A.; Gupta, N.; Makkar, D. K.; Aggarwal, V. P. Perceived Stress Among Gravid and Its Effect on Their Oral Health in Sri Ganganagar, Rajasthan, India. Int J Reprod Contracept Obstet Gynecol 2017, 6, 1381-1387.