Kumar, S. and kumari, A. (2017) “A comparative study between amoxicillin + clavulanic acid and levofloxacin in the management of acute maxillary sinusitis at RIMS, Ranchi”, International Journal of Otorhinolaryngology and Head and Neck Surgery, 4(1), pp. 185–188. doi: 10.18203/issn.2454-5929.ijohns20175622.