Complex sentence: Artificial cell hemoperfusion has been proposed as a less costly and more efficient detoxifying option than hemodialysis, in which blood filtering takes place only through size separation by a physical membrane.
Split into simpler sentences: Artificial cell hemoperfusion has been proposed as a less costly and more efficient detoxifying option than typical hemodialysis. This method contrasts typical dialysis, where the filtering takes place only through size separation by a physical membrane.