Many Netherlands Covid-19 patients thought they had a cold, hay fever
NL Times
Many people who had the coronavirus incorrectly attributed their symptoms to a cold or hay fever, blood bank Sanquin reported based on questionnaires completed by 3,676 blood donors. 48 percent of people who had antibodies against the coronavirus in their blood, stated on the questionnaire that they had not been infected, Het Parool reports.Submitted by Janene Pieters on Wednesday, 26 August 2020 - 11:00
https://nltimes.nl/2020/08/26/many-netherlands-covid-19-patients-thought-cold-hay-fever