TY  - GEN
AU  - Hayton,Bruce
TI  - Beware the adapters
SN  - 0020-1324
PY  - 2008///0313
KW  - Administration, Inhalation
KW  - Equipment Design
KW  - Humans
KW  - Metered Dose Inhalers
KW  - United States
N1  - Publication Type: Comment; Letter
ER  -