共 50 条
- [31] Physical exercise in southern Germany: a cross-sectional study of an urban population BMJ OPEN, 2012, 2 (02):
- [32] Risk determinants associated with early childhood caries in Uygur children: a preschool-based cross-sectional study BMC ORAL HEALTH, 2014, 14
- [33] Associations between BMI and visual impairment of 33 407 preschool children in Germany: a pooled cross-sectional study EUROPEAN JOURNAL OF PUBLIC HEALTH, 2021, 31 (01): : 105 - 111
- [37] Evaluation of the knowledge of students concerning sexually transmitted infections in Bavaria/Germany (a cross-sectional study) JOURNAL DER DEUTSCHEN DERMATOLOGISCHEN GESELLSCHAFT, 2022, 20 (02): : 169 - 176