TY - RPRT TI - Six polymorphic crystal forms of alpha-cobratoxin. AU - M D Walkinshaw AU - W Saenger PY - 1981 DO - 10.1111/j.1432-1033.1981.tb05676.x UR - https://pubmed.ncbi.nlm.nih.gov/7308208/ ID - 7308208 ER -