TY - RPRT TI - 2001 interactions? An extracellular space odyssey. AU - K J Tomaselli AU - K M Neugebauer PY - 1991 DO - 10.1016/0959-4388(91)90054-b UR - https://pubmed.ncbi.nlm.nih.gov/1821678/ ID - 1821678 ER -