Clopidogrel for Proteinuria Reduction in Focal Segmental Glomerulosclerosis: Phase 2 Trial Design - Lisa Daniel-Fischer; Marlies Antlanger; Daniel Cejka; Kathrin Eller; Philipp Gauckler; Balazs Odler; Michael Rudnicki; Marcus D. Säemann; Alice Schmidt; Gere Sunder-Plassmann; Martin Wiesholzer; Martin Windpessl; et al. (Kidney International Reports)