Results
Three focus group interviews were conducted in Mandarin between November 2020 and January 2021. The interviews had the mean duration of 107 min and ranged from 77 to 127 min. Fifteen parents were invited and agreed to join. Three focus group interviews were conducted. The number of participants in each group ranged from 4 to 6. The participants did not know each other. Data saturation was applied to guide data collection [