ทางการแพทย์, การให้คำปรึกษา, ออนไลน์, หูฟัง, ยา, สัญลักษณ์, ชีพจร, ดูแลสุขภาพ, โรคหัวใจ, สุขภาพ, แสวงหา
Public Domain
ภาพถ่ายปลอดค่าลิขสิทธิ์ที่เกี่ยวข้อง
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