Wait, what ?
Here's the explanation : 
Bobbi's New Job: Chapter 62 - Kira's rehabErin was following Annick along the corridor while Annick was talking. Bobbi had asked Annick to speak to Annick to make sure she was coping alright and to avoid any areas of potential misunderstanding or confusion. There had already been the business of Ros's dual long leg casts and recently it appeared a patient called Elsa had both her lower legs casted together in a sort of short leg omni-cast. Bobbi was still trying to pick through the paperwork to see who had put her in this strange cast but had asked Annick to check with Erin just in case.
"I'm sorry…" Erin was nearly sobbing. "Maybe I'm just not a very good nurse…"
"Nonsense" Annick said, curtly but kindly. "Sometimes we nurses just have to do what we know is the correct thing to do, even if the doctors haven't specifically asked us to do it" she explained to her younger sister.
"How do you mean?" Erin asked wide-eyed.
"For example…" Annick began. "How would you feel if you