title: Comment to "An umbilical surprise: a collective review on umbilical pilonidal sinus". J. B. Ponten, J. E. H. Ponten, M. D. P. Luyer, S. W. Nienhuijs.
authors.affiliation: Department of General Surgery, Bahcesehir University (BAU) School of Medicine, Istanbul, Turkey. mehmet.kaplan@med.bau.edu.tr.|Department of General Surgery, Medical Park Hospital, Mucahitler mah. 52063 sk., No:2, Sehitkamil, 27090, Gaziantep, Turkey. mehmet.kaplan@med.bau.edu.tr.
authors.forename: M
authors.identifier: 0000-0002-8758-543X
authors.initials: M
authors.lastname: Kaplan
authors.affiliation: Family Physician, 25-Aralik Family Health Center, Gaziantep, Turkey.
authors.forename: F Ç
authors.initials: FÇ
authors.lastname: Kaplan
mesh_terms: D006801:Humans; D010864:Pilonidal Sinus; D012307:Risk Factors; D014472:Umbilicus