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Tocolytic effects of formoterol are associated with local change in the progesterone/estradiol ratio

Norihiro Shinkai1, Hiroyuki Sasaki, Yutaka Okumura

  • 1Daiichi Pharmaceutical Co Ltd, 8-1 Minamisakae-cho, Kasukabe, Saitama 344-0067, Japan. shinkai@sdsk.co.jp

Abstract

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