1. Burden of disease caused by Haemophilus influenzae type b in children younger than 5 years: global estimates;Watt;Lancet,2009
2. WHO position paper on Haemophilus influenzae type b conjugate vaccines. (Replaces WHO position paper on Hib vaccines previously published in the Weekly Epidemiological Record);World Health Organization;Wkly Epidemiol Rec.,2006
3. VIMS Report: Global Vaccine Introduction;IVAC,2015
4. Bericht uber die Thatigkeit der deutschen Cholera-kommission in Aegpytten and Ostindien;Koch;Wien Med Wochenschr,1883
5. Die aetiologie der influenza;Pfeiffer;Med Microbiol Immunol,1893