**Author details**

Karkar Ayman

**Figure 1.** Major milestones in the development of online HDF.

2 Advances in Hemodiafiltration

The *Advances in Hemodiafiltration* book has been specifically designed to describe and demon‐ strate the treatment modality of HDF from its basic concepts to the most recent advances in the techniques of its implementation. Under specific titles of specially created chapters, this Address all correspondence to: aymankarkar@yahoo.com

Ministry of Health, Riyadh, Saudi Arabia
