The BOG was used as a natural experiment. Exposure to the BOG was established by triple differences measured by age group, survey period and whether child participants were living in BOG areas or not, ...
The Tokyo government first conducted an online survey in fiscal 2022 to see if children showed “unconscious ... government concluded that as students age from elementary school to high school ...
Nearly half of Korean adults of child-bearing age believe it is acceptable to go ... for Health and Social Affairs (KIHASA). The survey, conducted by KIHASA, gathered responses from 4,000 men ...