@article {106, editor = {,}, title = {Research Methodology and Needs in Perinatal Studies}, volume = {42}, number = {221}, pages = {106--106}, year = {1967}, doi = {10.1136/adc.42.221.106}, publisher = {BMJ Publishing Group Ltd}, issn = {0003-9888}, URL = {https://adc.bmj.com/content/42/221/106.1}, eprint = {https://adc.bmj.com/content/42/221/106.1.full.pdf}, journal = {Archives of Disease in Childhood} }