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Mohd Hazarudin MHZ, Mohd Dzulkifli SN, Kasmu R. A study of current working practices for refrigerant recovery during HVAC maintenance work at Hospital Raja Permaisuri Bainun. peat [Internet]. 2023 May 25 [cited 2024 Jun. 23];4(1):190-7. Available from: https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/10000