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Vaibhava Raaj1, Gobichettipalayam Jagatheeswaran Anbuselvan2, Sajjad Salam3

  • 1Department of Periodontics, ECHS Polyclinic (Ministry of Defence), ARA, Bihar, India.

概括

这项研究报告了一种罕见的下唇痕病例,由咬嘴唇的习惯引起. 了解口腔习惯的原因和后果对于健康至关重要.