Cristofalo VJ (2005) SAβGal staining: Biomarker or delusion. Exp Gerontol 40: 826-838.Cristofalo VJ (2005) SA β Gal staining: Biomarker or delusion. Exp Gerontol 40(10): 836-838.Cristofalo VJ (2005) SA β Gal staining: biomarker or delusion. Exp. Gerontol. 40, 836-838....