W. His, Anatomie menschlicher embryonen
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: W. His, Anatomie menschlicher embryonen. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: W. His, Anatomie menschlicher embryonen. Wellcome Collection. Source: Wellcome Collection.