[5] The period of time varies with the substance and the individual. As a result, a specific bronchoprovocation challenge test should be performed as close to the last occupational exposure as ...

Testing includes specific and nonspecific bronchoprovocation testing, laryngoscopy, peak expiratory flow monitoring, pulmonary function testing, temporary work restrictions, and immunologic ...

1 First Department of Pulmonary and Critical Care Medicine, Hebei Chest Hospital, Shijiazhuang, China 2 Second Department of Pulmonary and Critical Care Medicine, The Second Hospital of Hebei Medical ...