Weichert, A., Weichert, T. M., Bergmann, R. L., Henrich, W., Kalache, K. D., Richter, R., . . . Bergmann, K. E. (2015). Factors for Preterm Births in Germany – An Analysis of Representative German Data (KiGGS). Geburtshilfe Frauenheilkd.
শিকাগো স্টাইলে সাইটেশনWeichert, A., T. M. Weichert, R. L. Bergmann, W. Henrich, K. D. Kalache, R. Richter, J. Neymeyer, এবং K. E. Bergmann. "Factors for Preterm Births in Germany – An Analysis of Representative German Data (KiGGS)." Geburtshilfe Frauenheilkd 2015.
এমএলএ সাইটেশনWeichert, A., et al. "Factors for Preterm Births in Germany – An Analysis of Representative German Data (KiGGS)." Geburtshilfe Frauenheilkd 2015.
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