1. Gordon WL, Ward DN. Structural aspects of luteinizing hormone actions. In: Ascoli M, ed. Luteinizing hormone action and receptors. Boca Raton, FL: CRC Press, 1985: 173–97.
2. Liu W, Ward DN. The purification and chemistry of pituitary glycoprotein hormones. Pharmacol Ther 1975; 1: 545–70.
3. Ryan RJ, Keutmann HT, Charlesworth MC, et al. Structure-function relationships of gonadotropins. Recent Prog Horm Res 1987; 43: 383–429.
4. Ryan RJ, Charlesworth MC, McCormick DJ, Milius RP, Keutmann HT. The glycoprotein hormones: recent studies of structure-function relationships. FASEB J 1988; 2: 2661–9.
5. Puett D. Human choriogonadotropin. Bioessays 1986; 4: 70–5.