Bacterial contamination of spacer devices used by children with asthma.
Cohen
Herman A
HA
Cohen
Zeev
Z
Kahan
Ernesto
E
D001249:Asthma / Q000188:drug therapy*; D002675:Child, Preschool; D004866:Equipment Contamination / Q000517:prevention & control; D006801:Humans; D036503:Inhalation Spacers / Q000382:microbiology*