Cite
RETRACTED: Evidence for thymopoietin and thymopoietin/alpha-bungarotoxin/nicotinic receptors within the brain.
MLA
Quik, M., et al. “RETRACTED: Evidence for Thymopoietin and Thymopoietin/Alpha-Bungarotoxin/Nicotinic Receptors within the Brain.” Proceedings of the National Academy of Sciences of the United States of America, vol. 88, no. 6, Mar. 1991, pp. 2603–07. EBSCOhost, https://doi.org/10.1073/pnas.88.6.2603.
APA
Quik, M., Babu, U., Audhya, T., & Goldstein, G. (1991). RETRACTED: Evidence for thymopoietin and thymopoietin/alpha-bungarotoxin/nicotinic receptors within the brain. Proceedings of the National Academy of Sciences of the United States of America, 88(6), 2603–2607. https://doi.org/10.1073/pnas.88.6.2603
Chicago
Quik, M, U Babu, T Audhya, and G Goldstein. 1991. “RETRACTED: Evidence for Thymopoietin and Thymopoietin/Alpha-Bungarotoxin/Nicotinic Receptors within the Brain.” Proceedings of the National Academy of Sciences of the United States of America 88 (6): 2603–7. doi:10.1073/pnas.88.6.2603.