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Retno Ariza, Fransisca Sinaga, Jordy Oktobiannobel, Siti Fatima Az Zahra. The Relationship Of Inhaler Technique With Spirometry Test Results In Asthma Patients ar Harum Melati Clinic And Wisma Rini Hospital, Pringsewu, Lampung. méd. prof. j. of Lampung [Internet]. 2022Aug.10 [cited 2024Jun.23];12(2):254-60. Available from: http://www.journalofmedula.com/index.php/medula/article/view/343