Phuwadol Bangrak. (1999) Expression and secretion of giant catfish growth hormone in methylotrophic yeast Pichia pastoris. Mahidol University,:ม.ป.ท.Phuwadol Bangrak. 1999. Expression and secretion of giant catfish growth hormone in methylotrophic yeast Pichia pastoris. ม.ป.ท.:Mahidol University,;Phuwadol Bangrak. Expression and secretion of giant catfish growth hormone in methylotrophic yeast Pichia pastoris. ม.ป.ท.:Mahidol University, 1999. Print.