A device receives and displays an electronic book or electronic magazine, and receives user selection of a portion of content of the electronic book or electronic magazine. An integrated environment is provided for accessing, structured data and unstructured data, including creating, managing, modifying, and searching the structured data and unstructured data. Other associated methods and systems are also disclosed. The material removal process creates an extended bottom within the openings. In alternative embodiments, the dialysate may be contained within the abdominal sac, contained within the prosthesis, or allowed to directly contact the peritoneum.