LIFT and BioLIFT: a 10-Year Single-Centre Experience of Treating Complex Fistula-In-Ano With Ligation of Intersphincteric Fistula Tract Procedure With or Without Bio-prosthetic Reinforcement (BioLIFT)Yee Chen Lau, Peter J. Lee, Kilian G. M. Brown et al.|Journal of Gastrointestinal Surgery|2019Cited by 21