SQL Cohort and Timeline Query | Dataford Interview Questions
SQL Cohort and Timeline Query
MediumDate FunctionsJoinsData Wrangling
Problem
Write a SQL query to find all patients who received Treatment A and subsequently developed Condition B within 6 months at Dana-Farber Cancer Institute.
Problem
Write a SQL query to find all patients who received Treatment A and subsequently developed Condition B within 6 months at Dana-Farber Cancer Institute.
Your answer
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