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在您的搜尋 主題建議
在您的搜尋 主題建議
- Systematic sampling
- Medicine 130
- Pathology 126
- Environmental health 108
- Sociology 89
- Internal medicine 82
- Cross-sectional study 79
- Demography 78
- Population 77
- Nursing 59
- Family medicine 54
- Logistic regression 54
- Public health 41
- Biology 37
- Mathematics 37
- Statistics 37
- Economics 35
- Pediatrics 34
- Economic growth 29
- Genetics 26
- Pregnancy 26
- Health services 25
- Health facility 23
- Computer science 22
- Stratified sampling 21
- Confidence interval 19
- Health care 17
- Socioeconomics 17
- Geography 16
- Odds ratio 16
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