In my opinion: "silent obstruction" in asthma is unrecognized problem.
Watts
F W
FW
Sullivan
T J
TJ
D000402:Airway Obstruction; D000768:Anesthesia, General / Q000009:adverse effects*; D001249:Asthma / Q000150:complications*; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control; D012129:Respiratory Function Tests / Q000592:standards