Cita APA

Cameron, D. G., Townsend, S. R., & McKay, J. W. (1957). Dysphagia Due to a Lower Œsophageal Ring.

Chicago Style Citation

Cameron, Douglas G., S. R. Townsend, i J. W. McKay. Dysphagia Due to a Lower Œsophageal Ring. 1957.

Cita MLA

Cameron, Douglas G., S. R. Townsend, i J. W. McKay. Dysphagia Due to a Lower Œsophageal Ring. 1957.