The impact of meningococcal conjugate vaccine (MenACWY-TT) on meningococcal carriage in Hajj Pilgrims returning to Turkey oleh Hasan Tezer, Belgin Gülhan, Ayşe Simge Gişi, Selin Nar Ötgün, Saliha Kanık-Yüksek, Aslınur Özkaya-Parlakay, Selçuk Kılıç, Nuriye Ünal Şahin, Asiye Çiğdem Şimşek, Ateş Kara