First trimester ultrasound scans and left-handedness.
Kieler
Helle
H
Cnattingius
Sven
S
Palmgren
Juni
J
Haglund
Bengt
B
Axelsson
Ove
O
D005260:Female; D007839:Functional Laterality; D006801:Humans; D008297:Male; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D015995:Prevalence; D013548:Sweden / Q000453:epidemiology; D016216:Ultrasonography, Prenatal / Q000009:adverse effects*