EDITORIAL COMMENT This is a late follow up of an important series of gastrectomies carried out in the London area. It is to be noted that in all the cases the main branch of the left gastric artery was tied which would probably mean an incidental division of the coeliac branch of the posterior vagus nerve. The results give an interesting standard against which to judge the vagotomy and selectiv...

This book is concerned with models of event counts. An event count refers to the number of times an event occurs, for example, the number of airline accidents or earthquakes. It is the realization of a nonnegative integer-valued random variable. A univariate statistical model of event counts usually specifies a probability distribution of the number of occurrences of the event known up to some ...