4551945518Surgery,UK Categoryhttps://www.uk.elsevierhealth.com/medicine-and-surgery/surgery/neurosurgery-uk-category/medicine-and-surgery/neurosurgery-uk-category/medicine-and-surgery/surgery-uk-category1/7453/10000/10013/45515/45516/45517/45518/455191/Medicine and Surgery/Surgery/Neurosurgery,UK Category/Medicine and Surgery/Neurosurgery,UK Category/Medicine and Surgery/Surgery,UK Category