Fetal development of the hand, digits and digit ratio (2D:4D).

  title={Fetal development of the hand, digits and digit ratio (2D:4D).},
  author={Mehmet Ali Malas and Sevkinaz Dogan and Emine Hilal Evcil and Kadir Desdicioğlu},
  journal={Early human development},
  volume={82 7},
OBJECTIVE The purpose of this study was to investigate growth patterns in human hands, digits and digit ratio (2D:4D) during the fetal period. METHODS The study is carried out on 161 human fetuses (83 males, 78 females) free from external pathology or malformation with ages ranging between 9 and 40 weeks of gestation. Following general external measurements, length and width of the hand, digit lengths separate for each hand was measured, hand index and the ratio of the lengths of the 2nd… CONTINUE READING

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