A Case-Control Study of Racial Differences in Melasma Risk Factors and Incidence in a Diverse National United States Population

Supplementary documents for the manuscript titled: A Case-Control Study of Racial Differences in Melasma Risk Factors and Incidence in a Diverse National United States Population for publication through JAAD.本补充文档为拟通过《美国皮肤病学会杂志》（JAAD）发表的题为《美国种族多样化全国人群中黄褐斑（Melasma）危险因素与发病率的种族差异病例对照研究》的学术稿件的配套资料。