Line 48:48·Only use medical adjectival hyphens where the letters at the end and start of the compound word are the same, e.g. post-transplant. In this case, don't use the hyphen: 'post-axial)'.
Acronyms
warning
"reduced maternal beta HCG"
Line 78:33·'HCG' has no definition. Spell it out if it's unfamiliar to the audience.
"reduced PAPP-A"
Line 79:19·'PAPP-A' has no definition. Spell it out if it's unfamiliar to the audience.