APA Citation

O'Brien, J. D., & Burnham, W. R. (1985). Bleeding from peptic ulcers and use of non-steroidal anti-inflammatory drugs in the Romford area.

Chicago Style Citation

O'Brien, J D., and W R. Burnham. Bleeding From Peptic Ulcers and Use of Non-steroidal Anti-inflammatory Drugs in the Romford Area. 1985.

MLA Citation

O'Brien, J D., and W R. Burnham. Bleeding From Peptic Ulcers and Use of Non-steroidal Anti-inflammatory Drugs in the Romford Area. 1985.

Warning: These citations may not always be 100% accurate.