Pneumococcal carriage following PCV13 delivered as one primary and one booster dose (1 + 1) compared to two primary doses and a booster (2 + 1) in UK infants. - Goldblatt D; Andrews NJ; Sheppard CL; Rose S; Aley PK; Roalfe L; Southern J; Robinson H; Pearce E; Plested E; Johnson M; Litt DJ; et al. (Vaccine, 2023)