HUBUNGAN ANTARA PENGGUNAAN SMARTPHONE DENGAN NYERI PUNGGUNG ATAS PADA MAHASISWA KESEHATAN MASYARAKAT UPN VETERAN JAKARTA
Background: Nowadays, smartphone users in the world significantly increase. For instance in 2018, Indonesia had the fourth highest number of smartphone users around 100 billion after China, India and America. Due to people using their handphones for a long time, it can cause physical problems especi...
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| Format: | Book |
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2022-05-18.
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| Online Access: | Link Metadata |
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