title: Surgical masks vs. N95 respirator masks for protecting health care professionals.
authors.forename: Shalu
authors.initials: S
authors.lastname: Gupta
mesh_terms: D003906:Developing Countries; D006282:Health Personnel; D006801:Humans; D007194:India; D007251:Influenza, Human / Q000517:prevention & control; D008397:Masks / Q000592:standards*; D012134:Respiratory Protective Devices / Q000191:economics / Q000592:standards*