Individual growth patterns in the first trimester: evidence for difference in embryonic and fetal growth rates
Deter R, Buster J, Casson P, Carson S. Individual growth patterns in the first trimester: evidence for difference in embryonic and fetal growth rates. Ultrasound In Obstetrics And Gynecology 1999, 13: 90-98. PMID: 10079486, DOI: 10.1046/j.1469-0705.1999.13020090.x.Peer-Reviewed Original ResearchConceptsCrown-rump lengthMenstrual ageFirst trimesterFetal lengthIndividual fetusesFirst trimester growthGroups of fetusesFetal growth rateWeeks' menstrual ageMaximum axial lengthIVF groupFetal growthFetal problemsSpontaneous fertilizationFetusesAxial lengthSimilar findingsGrowth abnormalitiesWeeksWeekly intervalsAgeTrimesterPatientsStraight line lengthAccurate assessment