Mechanism for indicating menstrual cycles
Patent 3.225.581
Mechanism of action, safety and efficacy of intrauterine devices
Report of a WHO Scientific Group
Médecine chirurgie
extrait du catalogue
Medical and biological aspects of contraception
The scientific case against rigid legal restrictions on medical birth-control advice
Medicated intrauterine devices
physiological and clinical aspects
Medicated IUD's and polymeric delivery systems