(Q70630907)
Statements
6-methyl penicillins and 7-methyl cephalosporins (English)
6-Methyl penicillins and 7-methyl cephalosporins (English)
1 reference
1 reference
1 reference
E. H. Bohme
H. E. Applegate
B. Toeplitz
J. E. Dolfini
J. Z. Gougoutas
1 August 1971
25 August 1971