Agustinus Sigit Pamungkas and Enny, “Unmasking Occult Malignancy: The Pivotal Role of the Peripheral Blood Smear in the Initial Diagnosis of Chronic Lymphocytic Leukemia”, Bioscmed, vol. 9, no. 8, pp. 2593–2603, Jun. 2025, doi: 10.37275/bsm.v9i8.1363.