Here's a thread on LDN you may find interesting. If the link doesn't work, then do a search on LDN and the few threads that talk about LDN will be be listed.
Marlene, wife to John DX w/SAA April 2002, Stable partial remission; Treated with High Dose Cytoxan, Johns Hopkins, June 2002. Final phlebotomy 11/2016. As of January 2017, FE is 233, HGB 11.7, WBC 5.1/ANC 4.0, Plts 146K.