TY - JOUR AN - 28 AU - Mandal,A. AU - Bhattacharyya,A.K. TI - Grouping the ejaculates according to the degree of coagulation and the relationship to the levels of choline and cholinesterase JO - Int J Androl PY - 1986 VL - 9 SP - 407-415 M2 - 407 ER -