Hospital morbidity among elderly patients, before and after influenza vaccination in the state of Paraná
Rev. latinoam. enferm; 16 (5), 2008
This ecological study was developed to evaluate the patterns in hospital morbidity due respiratory diseases among people over 60 years old residing in the State of Paraná, before and after the implementation of vaccination campaigns against influenza. The data about hospitalizations in the 1995-2005 per...
