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Continue to ChatComparison of keypads and touch-screen mobile phones/devices as potential risk for microbial contamination - https://avesis.inonu.edu.tr/yayin/fcde1b42-d635-4be8-ac01-f6773e7550ea/comparison-of-keypads-and-touch-screen-mobile-phones-devices-as-potential-risk-for-microbial-contamination