|
|
|
front |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 |16 |17 |18 |19 |20 |review |
 |
The Norwegian Medical Birth Registry agreed to take part in a
joint collaborative study. The data would be collected in the usual way in each country. However the data would be standardized. This should eliminate recording problems. |