%0 Conference Proceedings %T Determination of contamination sources during the manufacturing traditional Iranian yoghurt drink %A Masoomeh Mehraban Sangatash %A Sarabi Jamab, Mahboobe %A Amir Saleh Vosouqh %A Reihaneh Nourbakhsh %A Farahnaz Gholasl %A Mohsenzadeh, Mohammad %J New challenges in food preservation %D 2009