Erratum to: Adv Ther DOI 10.1007/s12325-017-0587-7

In the Original Article the part of Acknowledgement text is missing. The complete Acknowledgment text should read as follows.

Dr. Crosby’s time was supported in part by Grant # K07HL108720, funded by the National Adv Ther Institutes of Health (NIH), National Heart, Lung, and Blood Institute (NHLBI). This work was also supported by the Doris Duke Clinical Scientist Award (to PM). The content is solely the responsibility of the authors and does not necessarily represent the official views of the NIH or the Doris Duke Foundation.

The authors would like to acknowledge Janelle Hines (JH), Tamara Nordheim, Alexandra Bruck Durco, and Ellen Manegold for their support with data collection. All named authors meet the International Committee of Medical Journal Editors (ICMJE) criteria for authorship for this manuscript, take responsibility for the integrity of the work as a whole, and have given final approval for the version to be published.

This project was also supported by the Health Resources and Services Administration (HRSA) Sickle Cell Disease Treatment Demonstration Program Grant number: U1EMC27863. The content is solely the responsibility of the authors and does not necessarily represent the official views of HRSA.

The images in the gene therapy brochure are not pictures of patients but stock photos we obtained through a paid vendor or open access source.