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. 2022 Dec 12;192(4):600–611. doi: 10.1093/aje/kwac202

Figure 3.

Figure 3

Derivation of the source population for the IQVIA (https://www.iqvia.com/) cohort; infants born in England between January 1, 2010, and December 31, 2016, with linked Hospital Episodes Statistics and prescription data. Note that the palivizumab prescriptions database contains a separate but overlapping population from those in the Hospital Treatment Insights database (HTI). Thus, this population is denoted by Inline graphic until linked to individuals in the HTI population (Inline graphic). CHD, congenital heart disease; CLD, chronic lung disease; RSV, respiratory syncytial virus; SCID, severe combined immunodeficiency.