NK Istra 1961 and NK Slaven Belupo will keep the total under 4.5 goals on August 15 at Stadion Aldo Drosina in Pula. Slaven will be without Osman Hadzikic and Leonard Zuta and may adopt a cautious approach while Istra will arrive with no unavailable players. The HNL fixture will draw on a long riva…