PEDF and VEGF plasma level alterations in patients with dry form of age-related macular degeneration – a possible link to the development of the disease - Machalińska, Anna; Safranow, Krzysztof; Mozolewska-Piotrowska, Katarzyna; Dziedziejko, Violetta; Karczewicz, Danuta (Klinika Oczna / Acta Ophthalmologica Polonica, 2012)