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Nowadays, there is limited knowledge on the rate of co-infections with other respiratory pathogens, with viral co-infection being the most representative agents. Co-infection with\n                      <jats:italic>Mycoplasma pneumoniae<\/jats:italic>\n                      has been described both in adults and pediatrics whereas only two cases of\n                      <jats:italic>Chlamydia pneumoniae<\/jats:italic>\n                      have been reported in a large US study so far.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      In the present report, we describe a series of seven patients where co-infection with\n                      <jats:italic>C. pneumoniae<\/jats:italic>\n                      (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u20095) or\n                      <jats:italic>M. pneumoniae<\/jats:italic>\n                      (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u20092) and SARS-CoV-2 was detected in a large teaching hospital in Rome.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results and conclusion<\/jats:title>\n                    <jats:p>An extensive review of the updated literature regarding the co-infection between SARS-CoV-2 and these atypical pathogens is also performed.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1007\/s15010-020-01483-8","type":"journal-article","created":{"date-parts":[[2020,7,28]],"date-time":"2020-07-28T14:11:15Z","timestamp":1595945475000},"page":"871-877","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":52,"title":["Co-infection of SARS-CoV-2 with Chlamydia or Mycoplasma pneumoniae: a case series and review of the literature"],"prefix":"10.1007","volume":"48","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0832-7975","authenticated-orcid":false,"given":"Alessandra","family":"Oliva","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"G.","family":"Siccardi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A.","family":"Migliarini","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"F.","family":"Cancelli","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M.","family":"Carnevalini","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M.","family":"D\u2019Andria","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"I.","family":"Attilia","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"V. 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