[Clinical observations on the metastasis of thyroid cancer].
D000230:Adenocarcinoma / Q000453:epidemiology*; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D007564:Japan; D008207:Lymphatic Metastasis / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis / Q000453:epidemiology; D012737:Sex Factors; D013964:Thyroid Neoplasms / Q000453:epidemiology*