1. School of MedicineUniversity of CaliforniaSan FranciscoSan FranciscoCaliforniaUSA
2. Newcomers Health ProgramSan Francisco Refugee Health Assessment ProgramCommunity Health Equity and Promotion BranchSan Francisco Department of Public HealthSan FranciscoCaliforniaUSA
3. Department of Otolaryngology–Head and Neck SurgeryUniversity of CaliforniaSan FranciscoSan FranciscoCaliforniaUSA
4. Department of Epidemiology and BiostatisticsUniversity of California San FranciscoSan FranciscoCaliforniaUSA
5. Department of Family and Community MedicineUniversity of California San FranciscoSan FranciscoCaliforniaUSA