MHDI , Allaa Hussein. Biochemical Analyzer and Ultra violet visible Spectrophotometer used for the estimation Guaifenesin and Theophylline in blood samples : estimation Guaifenesin and Theophylline in blood samples . Journal of Medical and Oral Biosciences ( JMOB), [S. l.], v. 1, n. 1, p. 18–29, 2024. DOI: 10.58564/jmob.34. Disponível em: https://jmob.aliraqia.edu.iq/index.php/jmob/article/view/34. Acesso em: 30 aug. 2026.