TY - GEN AU - SADEGHI-NEJAD,H AU - RAINS,A J TI - Pilonidal sinus of the umbilicus SN - 0140-6736 PY - 2000///0701 KW - Humans KW - Pilonidal Sinus KW - Umbilicus N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0140-6736(58)91196-6 ER -