Etelka Moll, Patrick M M Bossuyt, Johanna C Korevaar, Cornelis B Lambalk, Fulco van der Veen
Moll E, Bossuyt P M M, Korevaar J C, Lambalk C B, van der Veen F.
Effect of clomifene citrate plus metformin and clomifene citrate plus placebo on induction of ovulation in women with newly diagnosed polycystic ovary syndrome: randomised double blind clinical trial
BMJ 2006; 332 :1485
doi:10.1136/bmj.38867.631551.55