article_metadata: Robert Chrzan Tadeusz Popiela Maciej Małecki Jan Skupień Amira Bryll Anna Grochowska
article_metadata: 10.1155/2021/6627207
article_metadata: Case Rep Infect Dis
article_metadata: 2021 Apr 20;2021:6627207.
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/33936822/
article_metadata: Case Reports
article_metadata: PMC8056869
article_metadata: 33936822
article_metadata: COVID-19 Infection Negative in Nasopharyngeal Swabs but Suspected in Computed Tomography and Confirmed in Bronchoalveolar Lavage Material
article_metadata: 2021