@article{027258812, title = "Radio immunoassay of human chorionic somatomammotropin", author = "Itoh, K. and Suzuki, M. and Kobayashi, I. and Ninagawa, T. and Ishizuka, N.", year = "1973", journal = "Proceedings of Annual Meeting of Japan Endocrinological Society", volume = "46", pages = "142", url = "https://eurekamag.com/research/027/258/027258812.php" }