https://www.bharian.com.my/berita/nasional/2020/04/682468/covid-19-perkeso-sedia-saringan-percuma
https://www.bernama.com/en/general/news_covid-19.php?id=1836256
https://www.perkeso.gov.my/index.php/en/prihatin-screening-programme
https://psp.perkeso.gov.my/media/Garis%20Panduan%20Pelaksanaan%20PSP%20Fasa%20Pertama%2027.4.pdf
https://psp.perkeso.gov.my/media/Panduan_Pengguna_PSP.pdf