Elevated level of circulating endothelial cells as an exponent of chronic vascular dysfunction in the course of AMD - Machalińska, Anna; Safranow, Krzysztof; Sylwestrzak, Zofia; Szmatłoch, Krzysztof; Kuprjanowicz, Leszek; Karczewicz, Danuta (Klinika Oczna / Acta Ophthalmologica Polonica, 2011)