Beyond a simple marker of stress: A multiverse analysis of biopsychosocial associations with hair cortisol and cortisone. - Janousch C; Eggenberger L; Johnson-Ferguson L; Voegel CD; Baumgartner MR; Ribeaud D; Eisner M; Binz TM; Shanahan L; Quednow BB (Psychoneuroendocrinology, 2026)