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Diakses pada 31 Maret 2020The Centers for Disease Control and Prevention (CDC). https://www.cdc.gov/h1n1flu/homecare/treatsymptoms.htm
Diakses pada 31 Maret 2020NY Times. https://www.nytimes.com/2020/03/18/health/coronavirus-cure-gargle-water.html
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Diakses pada 31 Maret 2020