Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
ALL cohort development. Iterative inclusions and exclusions to develop the preliminary ALL cohort. Data from organizations that do not consistently capture labs, medications, or procedures in Cerner were excluded. ALL, acute lymphoblastic leukemia.
