The following pages link to Template:Ref-Lewis1922:
Displayed 5 items.
- Historic Embryology Papers (transclusion) (← links)
- Embryology History - Frederic Lewis (transclusion) (← links)
- Paper - Direct proof of the monozygotic origin of human identical twins (transclusion) (← links)
- Paper - The futility of the human yolk sac (transclusion) (← links)
- Paper - Direct proof of the monozygotic origin of human identical twins (1922) (transclusion) (← links)