{people|people|humanity} with {these|such|our} diseases {often|usually|sometimes} need stem cell transplantation {after|after undergoing intensive chemotherapy or radiation therapy in order to destroy cancer #file_links<>C:\Users\Admin\Desktop\file\gsa+en+10k20k50kGeorgiy1903252P2URLBB.txt",1,N] their bone marrow with stem cells.