PRELIMINARY VARIABLE: Variable description not yet updated.
[Placeholder variable description: Took medicine to prevent Malaria: Paludrine (proguanil)].
ComparabilityNo information available.
- 1991: Sample persons age 18+ who traveled outside of the U.S. or Canada in the past 5 years, who did not only travel to Europe, and who took medicine before trip(s) to prevent malaria.
Codes and Frequencies
- 1991 : SAMPWEIGHT