A-340 : The hyperchlorination of tap water and bladder cancer in Mostaganem     Benhamimed El-Attafia, Department of biology, University of Mostaganem, Algeria Moulessehoul Soraya, Department of biology, University of Sidi Belabbes, Algeria       Abstract   Chlorination is the most widely used technique for disinfection of drinking water.   A consequence of chlorination […]