![Development and characterization of levonorgestrel encapsulated injectable poly glycolic acid microspheres engineered to specific sizes for controlled longer term contraception]()
Development and characterization of levonorgestrel encapsulated injectable poly glycolic acid microspheres engineered to specific sizes for controlled longer term contraceptionBlumenthal, P.D.; Manickam, S.; Espadas, C.; Rajadas, J. · Fertility and Sterility · 2013