Type of study based on universal sampling.
1
Methods: This cross-sectional study includes families assisted by the public health system.
2
Methods: This cross-sectional study used data from 46 patients with cochlear implants.
3
Methods: We conducted this cross-sectional study in all health boards in Scotland.
4
Methods: This cross-sectional study was carried out between January and December 2018.
5
Methods: This cross-sectional study included 303 patients registered in the HSCAA study.
6
Methods: This was a cross-sectional study of children at Tanner stage 1.
7
Methods: Population-based, cross-sectional study performed in various healthcare centres from central Portugal.
8
Methods: It is a cross-sectional study with 44 patients with neurodegenerative diseases.
9
Methods: A cross-sectional study was conducted within the UK Millennium Cohort Study.
10
Methods: A cross-sectional study was conducted with 1046 elderly in Tianjin, China.
11
Methods: A cross-sectional study was conducted in a semi-rural area in Cameroon.
12
Methods: This cross-sectional study was conducted on 7516 adults in Tianjin, China.
13
Methods: A cross-sectional study was conducted among Honduran rural schoolchildren in 2011.
14
Methods: A cross-sectional study was conducted among 412 migrant MSM in Shanghai.
15
Method: A cross-sectional study was performed in the city of Sao Paulo.
16
Methods: A population-based cross-sectional study of 1175 asymptomatic adults in North-Western Italy.
