Comparison of the NBM 200 non-invasive haemoglobin sensor with Sahli's haemometer among adolescent girls in rural India
A S Ahankari, J V Dixit, A W Fogarty, L J Tata, P R Myles
BMJ Innovations Oct 2016, 2 (4) 144-148; DOI: 10.1136/bmjinnov-2016-000139