The association between infections and chemotherapy interruptions among cancer patients: prospective cohort study.

Objectives: Adherence to scheduled chemotherapy is important for optimal outcomes of cancer patients. We examined causes for delay or cancellation of planned chemotherapy, focusing on mild respiratory infections during the winter.

Methods: Prospective cohort study.

Clinical effectiveness of seasonal influenza vaccine among adult cancer patients.

Background: Patients with cancer are at increased risk of developing complications of influenza. In this study, the authors assessed the effectiveness of influenza vaccination among cancer patients.

Methods: A prospective, noninterventional cohort study was conducted during the 2010 to 2011 influenza season.