A 'his' and 'hers' laryngeal mask?
Nott
M R
MR
D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D005260:Female; D006801:Humans; D017214:Laryngeal Masks / Q000009:adverse effects*; D008297:Male; D008875:Middle Aged; D010612:Pharyngitis / Q000209:etiology*; D012737:Sex Factors