How much did biases in the study of chronic obstructive pulmonary disease medications and mortality affect the outcome?
Gross
Nicholas J
NJ
D000305:Adrenal Cortex Hormones / Q000009:adverse effects*; D015982:Bias; D001993:Bronchodilator Agents / Q000009:adverse effects*; D002318:Cardiovascular Diseases / Q000401:mortality*; D015986:Confounding Factors, Epidemiologic; D003627:Data Interpretation, Statistical; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy* / Q000401:mortality*
D000305:Adrenal Cortex Hormones; D001993:Bronchodilator Agents