Logo-jcvtr

J Cardiovasc Thorac Res. 2019;11(1): 78-78. doi: 10.15171/jcvtr.2019.14
PMID: 31024678        PMCID: PMC6477104

Letter to Editor

Considering the design effect in cluster sampling

Yousef Alimohamadi 1,2 ORCID, Mojtaba Sepandi 3,4 *

Cited by CrossRef: 0