Questions were administered regarding the use of 4 previously common "infant" over-the-counter cold and cough medicines labeled to consult a physician if used in children <2 years of age.
A baseline screening questionnaire was administered regarding medications, pulmonary and cardiac symptoms, and smoking history.
At the first visit, a baseline questionnaire was administered regarding health status, medication intake, and smoking history.
To each person providing a sample, a questionnaire was administered regarding types of food eaten and cooking practices.
At the first visit, a baseline screening questionnaire was administered regarding medications, pulmonary and cardiac symptoms, and smoking history.
Moreover, it should be noted that different WHODAS-2 linguistic versions have been administered regarding the country setting, but analyzed as a whole.
Appropriate informed consent was obtained from all subjects, and a questionnaire was administered regarding overall health, smoking status, asbestos exposure, age, sex, and recontact information.
Three months after entry participants were invited to attend a nurse-led clinic at which a questionnaire was administered regarding compliance and side effects.
At each repeated clinical visit, including baseline, a short questionnaire was administered regarding smoking behavior, time of last meal, and a 7-day recall of medication intake.
The various definitions taken in this study are summarised in the table 2 A detailed questionnaire will be administered regarding the medical history, a general physical examination, habitual history and educational and occupation history.
