Subjects: CHI-squared test; COMPARATIVE studies; MENTAL depressionCALIFORNIA; MEXICO
Record details
Subjects: HIV prevention; SUBSTANCE abuse treatment; INTRAVENOUS drug abuseMEXICO; UNITED States
Subjects: CHI-squared test; CONFIDENCE intervals; FISHER exact testCALIFORNIA; MEXICO; UNITED States
Subjects: TUBERCULOSIS diagnosis; TUBERCULOSIS prevention; TUBERCULOSIS risk factorsECUADOR; GUATEMALA; JAMAICA
Subjects: ELDER care; AGE distribution; MEDICAL care for older peopleBRAZIL; CANADA; CHINA
Subjects: HIV prevention; INTRAVENOUS drug abuse; DRUG abuse risk factorsMEXICO; UNITED States
Subjects: ALCOHOLISM; AGE distribution; ANALYSIS of varianceUNITED States; MEXICO
Subjects: UNDOCUMENTED immigrants; AGE distribution; CHI-squared testMEXICO; CALIFORNIA
Subjects: IMMIGRANTS; MEMORY; MULTIPLE regression analysisMEXICO; CALIFORNIA