@misc{misce90610cc,
title   = {Activin A and activin B are distinctly expressed both in the rat goiter and human thyroid tumors},
author = {Matsuo, S. E. and Friguglietti, C. U. M. and Kulscar, M. A. V. and Magalhães, M. R. and Kimura, Edna Teruko},
year = {2000},
booktitle   = {International Thyroid Congress}
}