1. Video-enhanced microscopy with a computer frame memory;Allen;J. Microsc.,1983
2. The Zeiss-Nomarski differential interference equipment for transmitted light microscopy;Allen;Z. Wiss. Mikr. Mikrotech.,1968
3. Dimensions of dendritic spines of rat dentate granule cells during long-term potentiation (LTP);Andersen,1987
4. Do dendritic spines twitch?;Crick;TINS,1982