TY - GEN AU - Craenmehr,E AU - Bontje,P M AU - Hoomans,E AU - Voortman,G AU - Mannaerts,B MJL TI - Follitropin-beta administered by pen device has superior local tolerance compared with follitropin-alpha administered by conventional syringe SN - 1472-6491 PY - 2001/// PB - Reproductive biomedicine online N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s1472-6483(10)62033-0 ER -