@misc{indiciae9080eeb1f34a, title = {FETAL DEVELOPMENT AS DETERMINED BY ULTRASONIC PULSE ECHO TECHNIQUES.}, author = {H E THOMPSON and J H HOLMES and K R GOTTESFELD and E S TAYLOR}, year = {1965}, doi = {10.1016/0002-9378(65)90103-1}, url = {https://pubmed.ncbi.nlm.nih.gov/14280909/}, note = {Source identifier: 14280909} }