Is there an SPSS syntax to select what variable to copy the contents from based on the value in another variable?

I have a file of lab data in which every patient has multiple values from measurements taken on different days. It looks like this: BP1 BP2 BP3 BP4 BP5 date1 date 2 date 3 date 4 date 5 (BP1...

09 June 2021 7,442 3 View