The endogenous neuropeptide calcitonin gene-related peptide after spontaneous subarachnoid hemorrhage-A potential psychoactive prognostic serum biomarker of pain-associated neuropsychological symptoms. - Bründl E; Proescholdt M; Störr EM; Schödel P; Bele S; Zeman F; Hohenberger C; Kieninger M; Schmidt NO; Schebesch KM (Frontiers in neurology, 2022)