Effects of Android phone vs. iPhone use on BlackBerry thumb symptoms among university students in Bangladesh oleh Md Ariful Haque, Liton Baroi, Ismat Ara Chowdhury Koly, Md Shakibul Hasan, Faiza Mahmud, Sifat Ara Eva, Moinul Karim Labib, Hazika Tuz-Zohura Nafisa, Salwa Islam, Irfat Islam Eva, Md. Rafiqul Islam, Lita Bose, Faming Tian