Mati Therapeutics Inc. Announces Initiation of Phase II Study to Compare Latanoprost Punctal Plug Delivery System (L-PPDS) to Timolol Eye Drops AUSTIN, Texas, Oct. 28, 2013 (GLOBE NEWSWIRE) -- Mati Therapeutics Inc. ("Mati") today announced the initiation of a Phase II trial of its L-PPDS drug delivery system in patients with ocular...