Masih, S. M., Goel, S., Singh, A., Tank, R., Khichi, S. K., & Singh, S. (2016). Incidence and risk factors associated with development of ventilator-associated pneumonia from a tertiary care center of northern India. International Journal of Research in Medical Sciences, 4(5), 1692–1697. https://doi.org/10.18203/2320-6012.ijrms20161251