Memorandum relating to the enquiries into the causes and prevention of still-births and mortality during the first year of life. Austria, France, Germany, Great Britain, Italy, Netherlands, Norway.
| מחבר תאגידי: | |
|---|---|
| פורמט: | ספר |
| שפה: | English |
| יצא לאור: |
Geneva
s.n.
1930.
|
| נושאים: |