| Label | Id | |
|---|---|---|
| Panel Study | PROC:Research Activity | |
| panel study | PROC:Research Activity | |
| retrospective study and prospective study | PROC:Research Activity | |
| laboratory biomolecule study | PROC:Research Activity | |
| culture cell study | PROC:Research Activity | |
| nonhuman organism study | PROC:Research Activity | |
| animal offspring study | PROC:Research Activity | |
| adoption study | PROC:Research Activity | |
| adoptee study | PROC:Research Activity | |
| adoptive study | PROC:Research Activity | |
| household survey | PROC:Research Activity | |
| household survey | PROC:Research Activity | |
| organization as study subject | PROC:Research Activity | |
| program as study subject | PROC:Research Activity | |
| study design, planning, execution, and result | PROC:Research Activity |