PB1813: EFFICACY OF AZACITIDINE AND VENETOCLAX IN AML PATIENTS MAY BE LIMITED BY INTERACTION WITH POSACONAZOLE AND LACK OF STANDARDISED TREATMENT PROTOCOL. REAL WORLD DATA FROM 3 MAJOR CENTRES IN SINGAPORE. (23rd June 2022) - Christopher, D.; Abdul Halim, N. A.; Gallardo, C. A.; Lim, G. H.; Jen, W. Y.; Lin, C. Y.; Bingwen, E. F.; Ooi, M.; Chee, Y. L.; Sampath, V. S.; Wong, G. C.