如何使用ExpressJS在同一个响应对象上多次渲染？

I have a situation where I need multiple renders to occur with the same response object in an ExpressJS application. (Basically one HTTP request triggers multiple back-end requests, all of which can begin rendering results to the page immediately as they complete.) The problem is that I need each one to render a view (i.e. I don't think I can use I have a situation where I need multiple render