G., P.K., R., K. and M., V.K. 2018. Efficacy and safety of two different doses of intrathecal calcitonin, a randomized controlled study. International Journal of Research in Medical Sciences. 6, 2 (Jan. 2018), 682–687. DOI:https://doi.org/10.18203/2320-6012.ijrms20180320.