The prognostic value of serum progesterone and quantitative β-human chorionic gonadotropin in early human pregnancy
| Autor: | Daily, Celine A., Laurent, Sherry L., Nunley, Wallace C., Jr. |
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| Zdroj: | In American Journal of Obstetrics and Gynecology August 1994 171(2):380-384 |
| Databáze: | ScienceDirect |
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