1. Estradiol-linked nitrosoureas: new anticancer agents with clearly modified pharmacokinetic properties;Betsch;Eur J Clin Pharmacol,1989
2. Pharmacokinetics and bioavailability of N-(2-chloroethyl)-N-nitrosocarbamoyl-L-alanine-estradiol-17-ester (CNC-ala-E2-E) in mammary tumor bearing Sprague-Dawley rats;Betsch;J Cancer Res Clin Oncol,1989
3. New estradiol-linked nitrosoureas: Can the pharmacokinetic properties help to explain the pharmacodynamic activities?;Betsch;Eur J Cancer Clin Oncol,1985
4. Evaluation of new estrogen-linked-2-chloroethylnitrosoureas. I. Short term anticancer efficacy in methylnitrosourea-induced rat mammary carcinoma;Berger;J Cancer Res Clin Oncol,1984
5. Differential affinity of two new estradiol-linked nitrosoureas in comparison with their respective single agents to tumour and bone marrow of methylnitrosourea-induced SD rats;Berger;Recent Adv Chemother,1985