COVID-19(9) pandemic(6) cytopathology(5) cytology(4) fine needle aspiration(4) Accuracy(3) distribution(3) no significant difference(3) recommendation(3) provided(3) groups(3) COVID‐19(3) Thyroid(3) operator(3) Result(3) adopted(3) diagnostic(3) Patient(3) change(3) lesions(3) applied(3) COVID‐19(3) histological(3) SARS-CoV-2(3) Concordance(3) group(3) World Health Organization(3) operators(3) performed(3) category(3)