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Cracks are common defects in slab tracks, which can grow and expand over time, leading to a deterioration of the mechanical properties of slab tracks and shortening service life. Therefore, it is essential to accurately detect and repair cracks before they impact services. This study developed a systematic pixel‐level crack segmentation–quantification method suited for nighttime detection of slab...
Background
Increasing preconception paternal comorbidity has been associated with adverse pregnancy outcomes. However, whether the father's health impacts the child after birth is uncertain.
Objectives
In the present study, we examined the association of preconception paternal metabolic syndrome status with childhood emergency department visits and hospitalizations.
Materials and Methods
This...