Khairuzzaman, M.; Rouf, M.; Sarker, M.; Hossain, I.; Matin, A.; Mowla, G.; Sarker, N.; Mannan, M.; Shahidullah, M. Chlorhexidine Cleansing of the Umbilical Cord for Prevention of Umbilical Infection: A Hospital Based Study in Bangladesh. Bangladesh J Child Health 2018, 42, 4-8.