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Studies on urinary gonadotrophins. IV. Qualitative difference between the international reference preparation for human menopausal gonadotrophin and other extracts of urine from postmenopausal women
Studies on urinary gonadotrophins. IV. Qualitative difference between the international reference preparation for human menopausal gonadotrophin and other extracts of urine from postmenopausal women
S G JOHNSEN et al.
Acta Endocrinol (Copenh).1959 Dec.