Physiologic Retraction Ring: An Essential Milestone in Labor
The list of relevant terms related to the keyword “physiologic retraction ring” from the given text:
– abdominal ring
– Albl’s ring
– Bandl’s ring
– benzene ring
– Cannon’s ring
– conjunctival ring
– constriction ring
– fibrous ring of heart
– halo ring
– inguinal rings
– Kayser-Fleischer ring
– pathologic retraction ring
– Schwalbe’s ring
– tympanic ring
– umbilical ring
– vascular ring