[The frequency of hypersensitivity to non-steroidal anti-inflammatory drugs (NSAIDs) in the population of adult asthmatics in Poland based on an epidemiological questionnaire]. Journal title: Advances in Respiratory Medicine Authors: Łukasz Kasper, Krzysztof Sładek, Grazyna Bochenek, Mariusz Duplaga, Andrzej Szczeklik Subject(s):