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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

Daisy JA Janssen*, Emiel FM Wouters, Jos MGA Schols and Martijn A Spruit

BMC Palliative Care 2008, 7:5  doi:10.1186/1472-684X-7-5

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