Syarifah, S., K. B. Siregar, and Y. Siregar. “Association of ATP-Binding Cassette Sub-Family B Member 1 Gene C3435T Polymorphism With Neutropenia in Breast Cancer Patients Treated With Chemotherapy”. Medical Journal of Indonesia, vol. 25, no. 3, Oct. 2016, pp. 156-62, doi:10.13181/mji.v25i3.1326.