Knowledge, Attitude, and Perception Regarding the Human Papillomavirus (HPV) Vaccine Among Parents at Al-Madinah Al-Munawwar: A Cross-Sectional Study.

Background:  Human papillomavirus (HPV) is the leading cause of cervical cancer in reproductive-age Saudi women. Parents' understanding and attitude regarding HPV vaccination in young girls are vital to preventing cervical cancer.

Objective: This study aims to assess the knowledge, attitudes, and perceptions of parents in Al-Madinah Al-Munawwara towards the HPV vaccine and identify factors influencing their decision to vaccinate their children.

Prediction of Response to FDA-Approved Targeted Therapy and Immunotherapy in Acute Lymphoblastic Leukemia (ALL).

Acute lymphoblastic leukemia (ALL) represents the predominant cancer in pediatric populations, though its occurrence in adults is relatively rare. Pre-treatment risk stratification is crucial for predicting prognosis. Important factors for assessment include patient age, white blood cell (WBC) count at diagnosis, extramedullary involvement, immunophenotype, and cytogenetic aberrations.