Bilateral guaifenesin ureteral calculi.

MLA

Whelan, Chris, and Bradley F. Schwartz. “Bilateral Guaifenesin Ureteral Calculi.” Urology, vol. 63, no. 1, Jan. 2004, pp. 175–76. EBSCOhost, https://doi.org/10.1016/j.urology.2003.09.047.

APA

Whelan, C., & Schwartz, B. F. (2004). Bilateral guaifenesin ureteral calculi. Urology, 63(1), 175–176. https://doi.org/10.1016/j.urology.2003.09.047

Chicago

Whelan, Chris, and Bradley F Schwartz. 2004. “Bilateral Guaifenesin Ureteral Calculi.” Urology 63 (1): 175–76. doi:10.1016/j.urology.2003.09.047.