Natalie Schelbar, Olivia Pruss, Maria Alonso-Luaces, Faith Butler
Prenatal Decision-Making in Patients with Limited English Proficiency: What Factors are Involved?
Kansas journal of medicine
well 150 years factors safety also known safety factors fundamental engineering concept expresses much stronger system compared intended load pioneering work robert mcneill alexander early 1980s applied engineering concept biomechanics next decade evidence comparative biomechanics supported idea safety factors fundamental principle animal form function terms physiology jared diamond related maximal capacity physiological process normal functional demands incorporated evolutionary thinking concept safety factors proposed evolutionary reasoning required understand magnitudes biological reserve capacities idea called quantitative evolutionary design however general idea safety factors related organismal form function much older 1906 samuel james meltzer physiologist physician presented 5th harvey lecture new york academy medicine lecture entitled factors safety animal structure animal economy later published science 1907 1907 paper rarely cited never cited within comparative biomechanics comparative physiology purpose commentary highlight meltzers historical contribution concept safety factors general principle organismal design