Sequence_ID Strain Collection_Date Host Country Isolation_source Serotype Note XX-5669 A/California/5669/2016 28-Dec-16 Homo sapiens; gender F; age 92 USA: California Nasal Wash H3N2 passage: PMK1 XX-5685 A/Japan/5685/2016 24-Dec-16 Homo sapiens; gender F; age 36 months Japan Nasal Wash H3N2 passage: PMK1 XX-5689 A/New York/5689/2016 27-Dec-16 Homo sapiens; gender F; age 46 USA: New York Nasal Wash H3N2 passage: PMK1 XX-5699 A/South Korea/5699/2016 22-Dec-16 Homo sapiens; gender F; age 38 South Korea Nasal Wash H3N2 passage: PMK1