A prospective, randomized clinical trial comparing 150 IU recombinant follicle stimulating hormone (Puregon®) and 225 IU highly purified urinary follicle stimulating hormone (Metro... von Hoomans, Eric H.M., Andersen, Anders Nyboe, Loft, Anne, Leerentveld, Robert A., van Kamp, Anton A., Zech, Herbert

Volltext

A comparison of in vitro fertilization results after embryo transfer after 2, 3, and 4 days of embryo culture von Huisman, Gerritdina J., Alberda, Albert Th, Leerentveld, Robert A., Verhoeff, Arie, Zeilmaker, Gerard H.

Volltext

Accuracy and Safety of Transvaginal Sonographic Placental Localization von LEERENTVELD, ROBERT A., GILBERTS, ERIK C. A. M., ARNOLD, MARINUS J. C. W. J., WLADIMIROFF, JURIY W.

Volltext

Endocrinology. A prospective, randomized clinical trial comparing 150 IU recombinant follicle stimulating hormone (Puregon(R)) and 225 IU highly purified urinary follicle stimulati... von Eric H.M. Hoomans, Anders Nyboe Andersen, Loft, Anne, Leerentveld, Robert A, van Kamp, Anton A, Zech, Herbert

Volltext

Comparison of results obtained with human serum and a protein solution as a supplement for in vitro fertilization culture medium von Huisman, Gerritdina J., Lo-A-Njoe, Nadia M., Alberda, Albert Th, Leerentveld, Robert A., Verhoeff, Arie, Zeilmaker, Gerard H.

Volltext

The influence of the interval between in vitro fertilization and embryo transfer and some other variables on treatment outcome von van Os, Heleentje C., Alberda, Albert Th, Janssen-Caspers, Hendrika A.B., Leerentveld, Robert A., Scholtes, Michael C.W., Zeilmaker, Gerard H.

Volltext

Ultrasonographic assessment of Graafian follicle growth under monofollicular and multifollicular conditions in clomiphene citrate-stimulated cycles von Leerentveld, Robert A., van Gent, Imprinetta, van der Stoep, Marien, Wladimiroff, Juriy W.

Volltext

Comparison of Graafian follicle dimensions as determined by static and real-time sector scanning von Leerentveld, Robert A., van Gent, Imprinetta, van der Stoep, Marien, Alberda, Bert Th, Wladimiroff, Juriy W.

Volltext