Correia-Varela-Almeida, AntónioÖst, ÅkeBaldaque-Silva, Francisco2023-01-252023-01-252018-07-19http://hdl.handle.net/10668/12735enAgedColonoscopyFemaleGlycyrrhizaHumansMelanosisA Sweet Discovery.research article30031134open access10.1053/j.gastro.2018.06.0851528-0012http://www.gastrojournal.org/article/S0016508518347759/pdf