When I hear topical, generally old things straight to skin, like a topical cream, but you could give a drug like a puffer that's topical to the lungs. So dermal will be like you can have a dermal patch, which is going through the skin. Intradermal or transdermal, transdermal. And topical just applied on top to the surface superficial. All right. These are probably some of the main ones, right? I reckon they pretty much covers most of it.Yeah. Well, yeah, that's just in a local region, right? Yeah.