Core needle biopsy: an efficacious adjunct to cytological diagnosis in thyroid tumours suspected of anaplastic carcinoma – single-centre experience - Elwira Bakuła-Zalewska; Magdalena Kwapisz; Piotr Góralski; Joanna Długosińska; Jacek Gałczyński; Marek Dedecjus (Contemporary Oncology)