TY - JOUR T1 - Difteri Y1 - 2001 PY - 2001 DA - 2001 N1 - doi: DO - T2 - Turkish Bulletin of Hygiene and Experimental Biology JF - Turkish Bulletin of Hygiene and Experimental Biology JO - Turk Hij Den Biyol Derg SP - 9 EP - 14 VL - 58 IS - 0 SN - M3 - doi: UR - https://dx.doi.org/ Y2 - 2001 ER -