TY - RPRT TI - Benign metastasizing thyroid struma presenting as nasal polyp. AU - S K Vishwakarma AU - S P Tyagi AU - A A Khan PY - 1970 DO - 10.1017/s002221510007300x UR - https://pubmed.ncbi.nlm.nih.gov/5491648/ ID - 5491648 ER -