Khiari Hyem, MMedSc, is a medical University Hospital Assistant at the Faculty of medicine of Tunis, Tunisia (FMT) and member of the research staff at the Salah Azaiez Institute of cancer of Tunis (SAI). Currently, Dr Khiari is medical member staff in the Northern Cancer registry of Tunisia. Dr. Khiari earned her M.Sc. in epidemiology from the FMT. Dr Khiari studied medicine in the FMT from 2005 to 2013. In 2014-2016, Dr.Khiari obtained a post graduated diploma in Hygiene and health environment from the faculty of medicine of Sousse. In 2016-2017she obtained post graduated diplomas in management of health sciences from the faculty of medicine of Monastir and in Public health from the FMT. Working with Prof.Dr. Hsairi at the department of epidemiology and biostatistics from 2015 in the SAI, Dr.Khiari learned the different stages of register development (Staging, routine research of incompatibilities and duplicated cases, data analysis, the redaction of reports) but also developed research work in oncology.