Drukker, L., Yasrab, R., Noble, J., & Papageorghiou, A. (2021). VP18.07: First trimester scans: how much time does it take to acquire the CRL and NT? Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDrukker, L., R. Yasrab, JA Noble, और AT Papageorghiou. VP18.07: First Trimester Scans: How Much Time Does It Take to Acquire the CRL and NT? Wiley, 2021.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDrukker, L., et al. VP18.07: First Trimester Scans: How Much Time Does It Take to Acquire the CRL and NT? Wiley, 2021.
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