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Argentina
4
Epidemiology
Prevalence
4
article
4
controlled study
4
female
4
human
4
male
4
prevalence
questionnaire
Adolescent
2
Adult
2
Aged
2
Aged, 80 and over
2
Chi-Square Distribution
2
Children
2
Europe
2
Female
2
H pylori
2
Helicobacter infection
2
Helicobacter pylori
2
Humans
2
Male
2
Middle Aged
2
Questionnaires
2
Restless Legs Syndrome
2
Restless legs
2
Retrospective Studies
2
South America
2
Urea breath test
2
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1
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2
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3
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4