WHO haemoglobin colour scale is modern version of what was used previously

Clinical use of WHO haemoglobin colour scale: validation and critique.

AIM The World Health Organisation (WHO) haemoglobin colour scale has been developed as a simple, inexpensive clinical device for diagnosing anaemia when laboratory based haemoglobinometry is not available. In an initial validation study at several health centres, scale readings were compared with measurements of haemoglobin by the laboratory. This showed the scale to have 90% sensitivity and 70...

Evaluation of the haemoglobin colour scale.

Is Aflatoxin More in the Milk of Lactating Mothers Who Have Previously Had COVID-19?

Background: Breast milk provides the ideal nutrition for infants. It has a nearly perfect mix of vitamins, protein, and fat. Breastfeeding has many health benefits for both the mother and infant. Breast milk contains all the nutrients an infant needs in the first six months of life. The present study aimed to measure aflatoxin M1 (AFM1) levels in breast milk and identify nutritional and socio-d...

How objective are the supporters of the Haemoglobin Colour Scale?

Editor – The authors of the letter (1) criticising my paper (2) on the Haemo-globin Colour Scale do not declare any conflicts of interest, yet two of them effectively designed the Colour Scale (3). Concerns as to the effect this might have on their impartiality are heightened by their penultimate paragraph comparing me to Marie-Antoinette — a comparison that does nothing to assure the reader of...

What Is (Was) Alchemy?∗

A serious scientific journal seems to be the wrong place for a paper on alchemy. However, we believe that the history of science includes knowledge of the complex relations between specific scientific disciplines and what is called the “world-view” (Weltanschauung): the image of the world corresponding to a given stage of cultural development. The world-view, born of the “marriage” of Aristotle...