bibliographic entry 382018 [be/382018]
https://w3id.org/oc/corpus/be/382018

is a

• bibliographic reference

content

• Vyas S, Kumaranayake L. Constructing socio-economic status indices: how to use principal components analysis. Health Policy Plan. 2006; 21( 6): 459–68. PMID: 17030551

references

• https://w3id.org/oc/corpus/br/3961