I use this for my dental implants to keep them clean
The analyser to be used could have been identified. it not not clear with which analyser theses ese strips would be compatible.
Saves time and effort.
No variation between packs, which is good.
A functional larynx enlarged to three times life size, showing the epiglottis, vocal cords and arytenoid cartilages, with moving parts to demonstrate vocal cord function.
ENT, speech and language therapy and anaesthetic teaching.