Clinician scientist in Endocrine and General Surgery https://ioannischristakis.com/ https://www.bmihealthcare.co.uk/consultants/ioannis-christakis https://www.nottinghamendocrinesurgery.co.uk/ https://www.topdoctors.co.uk/doctor/ioannis-christakis https://www.nuh.nhs.uk/endocrine-surgery/ https://www.researchgate.net/profile/Ioannis_Christakis