復數：braceros

n.a Mexican laborer who worked in the United States on farms and railroads in order to ease labor shortages during World War II

Organic aerosols in the Caribbean trade winds: A natural source?
Umbilical artery velocity waveforms and intrauterine growth retardation
The significance of absent end-diastolic velocity in umbilical artery velocity waveforms
Uterine artery Doppler velocimetry in pregnant women with hypertension.
Percutaneous large-core biopsy of papillary breast lesions
The clinical significance of Doppler umbilical artery velocimetry in the small for gestational age fetus.
A classification of hypertension in pregnancy based on Doppler velocimetry.
MRI-guided 9-gauge vacuum-assisted breast biopsy: initial clinical experience.
Uterine artery Doppler velocity in pregnant women with hypertension. Am J Obstet Gynecol 154: 806-813
Heterotaxy and complex structural heart defects in a mutant mouse model of primary ciliary dyskinesia