The correlation between papillary thyroid carcinoma and lymphocytic infiltration in the thyroid gland. - Matsubayashi,S.; Kawai,K.; Matsumoto,Y.; Mukuta,T.; Morita,T.; Hirai,K.; Matsuzuka,F.; Kakudoh,K-I.; Kuma,K.; Tamai,H . (J Clin Endocrinol Metab, 1995)