Keyphrases
East Germany
100%
Air Pollution
100%
Confidence Interval
100%
Odds Ratio
100%
Upper Respiratory Tract Infection
100%
Nitrogen Oxides
66%
Mean Concentration
66%
Particulate Matter
50%
High Risk
33%
Pollutants
33%
Humidity
33%
X-means
33%
Summer Months
16%
Maximum Permissible Concentration
16%
Schoolchildren
16%
High Concentration
16%
Confounding Factors
16%
Leipzig
16%
Adverse Effects
16%
Self-administered Questionnaire
16%
Number of Siblings
16%
Upper Quartile
16%
Paternal Education
16%
Passive Smoking
16%
Air Pollution Effects
16%
Lower Respiratory Tract Infection
16%
Nursing and Health Professions
Symptom
100%
Confidence Interval
100%
Odds Ratio
100%
Disease
16%
Adverse Event
16%
Confounding Factor
16%
Respiratory Tract Disease
16%
Earth and Planetary Sciences
Air Pollution
100%
Confidence Interval
100%
East Germany
100%
Atmospheric Aerosol
50%
Smoke
16%
Agricultural and Biological Sciences
Air Pollution
100%
Confidence Interval
100%
Odds Ratio
100%
Adverse Effects
16%
Pharmacology, Toxicology and Pharmaceutical Science
Symptom
100%
Disease
25%
Adverse Event
25%
Respiratory Tract Disease
25%
Respiratory Tract
25%