MEHREEN IMRAN; AMJID HANIF; BILAL ZAMAN BABAR; HAFIZ MUHAMMAD RAZA; NUZHAT AYUB; ZIA UR REHMAN. EFFECT ON HARDNESS OF REUSED CAST COBALT CHROME ALLOY USING FLAME CENTRIFUGE CASTING METHOD. Pakistan Oral & Dental Journal, v. 39, n. 4, p. 381-385, 1 Jan. 2020.