The LDN Book 4 contains case studies on chronic pain, written by expert prescribers of LDN, featuring real-life patients treated for chronic pain as well as other conditions. Publisher: LDN Research Trust Illustration(s): Black and White Number of pages: 264 Collection: LDN Books Publication date: 2025 Dimensions: 152 x 228 x 19 Cover type: Paperback / softback Editor(s): Linda Elsegood