Objective: Conventional fine-needle aspiration biopsy (FNAB) for cystic thyroid nodules (CTNs) has a high rate of nondiagnostic and false-negative results. Ultrasound-guided FNAB (UG-FNAB ...
ed.ac.uk Objective: To conduct a population based study of brain arteriovenous malformation (AVM) prevalence. Methods: Multiple, overlapping sources of case ascertainment were used to establish the ...
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