ustekinumab
janssen
['ample']
 indeed. another example of disconnect between loss/no efficacy of newer biologics with tdm (not shown here but implied). probably super-dosed and saturated pk-pd to start with. escape/resistance lies in biology....
M.D.Professor & Chief#Gastroenterology Dept, Sheba Medical Center. Focus# Crohns&Colitis. Director#IBDPassport. Worked Israel, USA, China. Ìnnovate and help!