Hasanin, A., Zanata, T., Osman, S., Abdelwahab, Y., Samer, R., Mahmoud, M., Elsherbiny, M., Elshafaei, K., Morsy, F. and Omran, A. (2019) “Pulse Pressure Variation-Guided Fluid Therapy during Supratentorial Brain Tumour Excision: A Randomized Controlled Trial”, Open Access Macedonian Journal of Medical Sciences, 7(15), pp. 2474–2479. doi: 10.3889/oamjms.2019.682.