ภาพประกอบ, พื้นหลัง, ไวรัส, โรค, การปนเปื้อน, การแพร่กระจาย, สุขภาพ, ไข้, ไข้หวัด, มาลา, โควิด 19
Public Domain
ภาพถ่ายปลอดค่าลิขสิทธิ์ที่เกี่ยวข้อง
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