title: Ethnicity as a factor in the expression of pain.
mesh_terms: D000328:Adult; D001741:Black or African American; D044383:Black People; D004841:Episiotomy; D005006:Ethnicity / Q000523:psychology*; D005260:Female; D006801:Humans; D007494:Ireland / Q000208:ethnology; D007558:Italy / Q000208:ethnology; D007585:Jews; D008875:Middle Aged; D010146:Pain / Q000523:psychology*; D011247:Pregnancy; D014481:United States