TY - GEN AU - Hollingworth,J AU - Hegarty,D M AU - Kaufman,H D TI - Treatment of natal cleft sinus SN - 0959-8138 PY - 1992///1113 KW - Humans KW - Pilonidal Sinus KW - surgery KW - Surgical Flaps KW - Wound Healing N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1136/bmj.305.6848.311 ER -