The Upjohn Company
Patent: US5426198 A1, 1995 ;

Spero et al.
Journal of the American Chemical Society, 1957 , vol. 79, p. 1515
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Upjohn Co.
Patent: US2867636 , 1957 ;

Spero et al.
Journal of the American Chemical Society, 1957 , vol. 79, p. 1515
Full Text View citing articles Show Details
Upjohn Co.
Patent: US2867636 , 1957 ;