THE BARRIERS AND FACILITATORS OF UNDERTAKING FLU VACCINATION IN PREGNANT WOMEN IN THE UNITED KINGDOM: A QUALITATIVE SYSTEMATIC REVIEW. ICOPH [Internet]. 2022 Nov. 4 [cited 2025 Oct. 14];7(1):26-38. Available from: https://www.proceedings.tiikmpublishing.com/index.php/icoph/article/view/1026