Morales, V. N., Nader, J. D., Rodriguez, K., Mera, Y. P. and Martínez, C. H. (2020) “BENEFITS AND DIFFICULTIES OF OBSTETRIC PSYCHOPROPHYLAXIS IN PREGNANT WOMEN, GUAYAS -ECUADOR”, International Journal of Research -GRANTHAALAYAH, 8(2), pp. 14–18. doi: 10.29121/granthaalayah.v8.i2.2020.176.