TY - RPRT TI - An immobilized cyclic multi-step enzyme system -- the urea cycle. AU - N Siegbahn AU - K Mosbach PY - 1982 DO - 10.1016/0014-5793(82)80303-7 UR - https://pubmed.ncbi.nlm.nih.gov/6121716/ ID - 6121716 ER -