Geneva, April 27 -- International Clinical Trials Registry received information related to the study (NCT07530679) titled 'Study on the Safety, Humoral Immune Response, and Memory B Cell Response Characteristics of Sequential 9-Valent HPV Vaccination' on April 1.

Study Type: Interventional

Study Design: Allocation: Non-Randomized. Intervention model: Crossover Assignment. Primary purpose: Prevention. Masking: None (Open Label).

Primary Sponsor: Jiangsu Province Centers for Disease Control and Prevention

Condition: Cervical Cancer Prevention

Intervention: Biological: 9-valent HPV vaccination at months 0 and 6

Recruitment Status: Not recruiting

Phase: N/A

Date of First Enrollment: April 12, 2026

Target Sample Size: 360

To k...