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Vulnerability, beliefs, treatments and economic burden of chronic obstructive pulmonary disease in rural areas in China: a cross-sectional study
The methodology section didnt give satisfactory explanation about which dimensions and how cognitive vulnerability of COPD is measured.please explain the methodology of measuring cognitive vulnerability of COPD
On cognitive vulnerability of the COPD
1 June 2012
The methodology section didnt give satisfactory explanation about which dimensions and how cognitive vulnerability of COPD is measured.please explain the methodology of measuring cognitive vulnerability of COPD
Competing interests
None declared