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GENTLTP
Time since most recent genetic test: Time period

Codes and Frequencies



An 'X' indicates the category is available for that sample

0NIUXXXX
1DaysX·X·
2WeeksX···
3MonthsXXXX
4YearsXXXX
7Unknown-refused····
8Unknown-not ascertained····
9Unknown-don't knowXX··