APA (7th ed.) Citation

PM, B., & RF, B. (2007). Sample size calculations in randomized trials: Common pitfalls. Canadian journal of anaesthesia = Journal canadien d'anesthesie, 54(2), 103. https://doi.org/10.1007/BF03022005

Chicago Style (17th ed.) Citation

PM, Brasher, and Brant RF. "Sample Size Calculations in Randomized Trials: Common Pitfalls." Canadian Journal of Anaesthesia = Journal Canadien D'anesthesie 54, no. 2 (2007): 103. https://doi.org/10.1007/BF03022005.

MLA (9th ed.) Citation

PM, Brasher, and Brant RF. "Sample Size Calculations in Randomized Trials: Common Pitfalls." Canadian Journal of Anaesthesia = Journal Canadien D'anesthesie, vol. 54, no. 2, 2007, p. 103, https://doi.org/10.1007/BF03022005.