title: A methodologic problem in mortality studies of migrant populations.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D044383:Black People; D003110:Colonic Neoplasms / Q000401:mortality*; D005845:Georgia; D006801:Humans; D008297:Male; D008875:Middle Aged; D009518:New York; D009657:North Carolina; D013022:South Carolina; D013274:Stomach Neoplasms / Q000401:mortality*; D014171:Transients and Migrants; D001741:Black or African American