Letter: Germs under the nails.
D002353:Carrier State; D002648:Child; D002654:Child Care; D002673:Child, Hospitalized; D005385:Fingers; D005386:Fingersucking; D006801:Humans; D009262:Nails / Q000382:microbiology*; D013203:Staphylococcal Infections / Q000517:prevention & control; D013210:Staphylococcus / Q000302:isolation & purification* / Q000472:pathogenicity; D013242:Sterilization