Self-perceived symptoms and care needs of patients with severe to very severe chronic obstructive pulmonary disease, congestive heart failure or chronic renal failure and its consequences for their closest relatives: the research protocol-0

<p><b>Copyright information:</b></p><p>Taken from "Self-perceived symptoms and care needs of patients with severe to very severe chronic obstructive pulmonary disease, congestive heart failure or chronic renal failure and its consequences for their closest relatives: the research protocol"</p><p>http://www.biomedcentral.com/1472-684X/7/5</p><p>BMC Palliative Care 2008;7():5-5.</p><p>Published online 6 May 2008</p><p>PMCID:PMC2391145.</p><p>