add link

Author: Weiguang Mao

docs/documentation/02_Vignette.md

@@ -12,7 +12,7 @@ Here are examples of running DaVinci under different setups.
 |Dataset| Protocols | Modalities| Tutorials|
 | --- | --- | --- | --- |
 | Simulation | - | - | [doc](https://htmlpreview.github.io/?https://github.com/FunctionLab/DaVinci-docs/blob/main/docs/html/Simulation.html) |
-| Human DLPFC | Visium | RNA | [doc]() |
+| Human DLPFC | Visium | RNA | [doc](https://htmlpreview.github.io/?https://github.com/FunctionLab/DaVinci-docs/blob/main/docs/html/DLPFC.html) |
 | Embryonic mouse brain | MISAR-seq | RNA+ATAC | [doc]() |
 | Human kidney | Visium | RNA | [doc]() |
 | Adult mouse brain | DBiT-seq | RNA+ATAC | [doc](https://htmlpreview.github.io/?https://github.com/FunctionLab/DaVinci-docs/blob/main/docs/html/MouseBrain_RNA+ATAC_integration.html) |