R. Biswas, S. Bhattacherjee, K. Ray, J. K. Roy, T. K. Sarkar, and M. Chakraborty, “Assessment of knowledge and attitude regarding intrauterine devices among auxiliary nurse midwife in two districts of North Bengal”, Int J Community Med Public Health, vol. 5, no. 11, pp. 4831–4834, Oct. 2018.