studies, cross-sectional
disease frequency survey
study, cross-sectional
cross-sectional study
studies, prevalence
cross-sectional analysis
cross-sectional surveys
survey, disease frequency
cross sectional survey
cross sectional studies
analyses, cross-sectional
study, prevalence
survey, cross-sectional
analyses, cross sectional
analysis, cross sectional
cross sectional analyses
cross-sectional analyses
surveys, cross-sectional
prevalence study
prevalensstudier
disease frequency surveys
cross-sectional survey
surveys, disease frequency
poikkileikkaustutkimus
cross sectional analysis
analysis, cross-sectional
cross-sectional studies
poikkileikkaustutkimukset
tvärsnittsstudier
research
forskning
tutkimus