Lê Cook, BenjaminManning, Willard G.2014-07-072013Lê Cook, Benjamin, and Willard G. Manning. 2013. “Thinking beyond the mean: a practical guide for using quantile regression methods for health services research.” Shanghai Archives of Psychiatry 25 (1): 55-59. doi:10.3969/j.issn.1002-0829.2013.01.011. http://dx.doi.org/10.3969/j.issn.1002-0829.2013.01.011.1002-0829http://nrs.harvard.edu/urn-3:HUL.InstRepos:12406692en-USThinking beyond the mean: a practical guide for using quantile regression methods for health services researchJournal Article2014-07-0710.3969/j.issn.1002-0829.2013.01.011