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understanding better the variables COPD and asthma in the SHHS. 1/ On COPD for say the first
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chronic obstructive pulmonary disease (COPD)? variable "crbron15": Doctor of
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are two types of COPD, yet the COPD variable has only n=62
...
...
understanding better the variables COPD and asthma in the SHHS. 1/ On COPD for say the first
...
chronic obstructive pulmonary disease (COPD)? variable "crbron15": Doctor of
...
are two types of COPD, yet the COPD variable has only n=62
...