Media type: E-Article Title: Skin and In Vitro Tests are Positive in Every 10th Patient with a Plausible History of Betalactam Allergy Contributor: Wöhrl, Stefan; Ostermayer, Christian; Sesztak-Greinecker, Gabriele; Hemmer, Wolfgang; Wantke, Felix Published: Elsevier BV, 2019 Published in: Journal of Allergy and Clinical Immunology, 143 (2019) 2, Seite AB33 Language: English DOI: 10.1016/j.jaci.2018.12.104 ISSN: 0091-6749 Origination: Footnote: Access State: Open Access