Some epidemics have features of both common-source epidemics and propagated epidemics. The pattern of a common-source outbreak followed by secondary person-to-person spread is not uncommon. These are called mixed epidemics. For example, a common-source epidemic of shigellosis occurred among a group of 3,000 women attending a national music festival (Figure 1.24). Many developed symptoms after returning home. Over the next few weeks, several state health departments detected subsequent generations of Shigella cases propagated by person-to-person transmission from festival attendees.(48)
Festival 2 Methode De Francais Pdf 93
Description: Histogram shows the number of Shigella cases among staff and attendees in stacked bars. The first case occurs in a staff member on day 1. The number of cases among staff and attendees is seen in relationship to the festival dates. Return to text.
I listened to my father in silence and remained for some time incapable ofoffering any reply. I revolved rapidly in my mind a multitude of thoughts andendeavoured to arrive at some conclusion. Alas! To me the idea of an immediateunion with my Elizabeth was one of horror and dismay. I was bound by a solemnpromise which I had not yet fulfilled and dared not break, or if I did, whatmanifold miseries might not impend over me and my devoted family! Could I enterinto a festival with this deadly weight yet hanging round my neck and bowing meto the ground? I must perform my engagement and let the monster depart with hismate before I allowed myself to enjoy the delight of a union from which Iexpected peace. 2ff7e9595c
Comentarios