West R, Zhou X. Is nicotine replacement therapy for smoking cessation effective in the "real world"? Findings from a prospective multinational cohort study. Thorax. 2007 Nov 1;62(11):998-1002. doi: 10.1136/thx.2007.078758
Williams RE, Kalilani L, DiBenedetti D, Zhou X, Fehnel SE, Clark RV. Healthcare seeking and treatment for menopausal symptoms in the United States. Maturitas. 2007 Nov 1;58(2007):348-58.
Zhou X, Sherrill BH, Wang J. Assessing baseline and post-baseline effects in repeated measures data analysis: an example using smoking cessation data. Presented at the ASA JSM 2007; August 1, 2007. Salt Lake City, UT.
Cook SF, Bell TJ, Sweeney CT, Goss DS, Zhou X. Severity of constipation-associated gi symptoms related to opioid treatment in chronic pain patients: pac-sym questionnaire results from the opioid survey. Poster presented at the 26th Annual Scientific Meeting of the American Pain Society; May 2007.