How much did biases in the study of chronic obstructive pulmonary disease medications and mortality affect the outcome?
Suissa
Samy
S
Ernst
Pierre
P
D000305:Adrenal Cortex Hormones / Q000009:adverse effects*; D015982:Bias; D001993:Bronchodilator Agents / Q000009:adverse effects*; D002318:Cardiovascular Diseases / Q000401:mortality*; D003627:Data Interpretation, Statistical; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy* / Q000401:mortality*; D013997:Time Factors
D000305:Adrenal Cortex Hormones; D001993:Bronchodilator Agents