The In Clinical Practice series aims to provide expert information 'at your fingertips' - concise handbooks organized in a straightforward manner. The series is designed to meet the needs of the busy primary care providers by delivering authoritative and accessible information from clinical experts to assist with treatment decisions. Jointly written by specialists and GPs to provide cutting edge information tailored perfectly for the primary care setting Include management algorithms to provide quick reference treatment pathways Credible evidence-based sources - when possible, evidence base for best practice by reference to primary research or international guidelines Bullet lists and short tables for clear presentation of key information