Testing comparison models of DASS-12 and its reliability among adolescents in Malaysia by Jamil Osman, Zubaidah, Mukhtar, Firdaus, Hashim, Hairul Anuar, Abdul Latiff, Latiffah, Mohd Sidik, Sherina, Awang, Hamidin, Ibrahim, Normala, Abdul Rahman, Hejar, Ismail, Siti Irma Fadhilah, Ibrahim, Faisal, Tajik, Esra, Othmana, Norlijah