TY - GEN TI - Electronic spirometers SN - 0012-3692 PY - 1977///0103 KW - Airway Obstruction KW - diagnosis KW - Computers, Analog KW - Electronics, Medical KW - instrumentation KW - Forced Expiratory Flow Rates KW - Humans KW - Spirometry KW - Vital Capacity N1 - Publication Type: Letter ER -