Sadhu, A., Khanra, S. K., Mondal, H. and Meyur, R. (2018) “A study on the ease of placement of spinal needle in relation to height, weight and BMI in a geriatric population of Eastern India”, International Journal of Research in Medical Sciences, 6(7), pp. 2508–2511. doi: 10.18203/2320-6012.ijrms20182845.