TY  - RPRT
TI  - Feasibility of contour mapping epidemiological data with missing values.
AU  - F F Nobre
AU  - M M de Macedo
DO  - 10.1002/sim.4780140518
UR  - https://pubmed.ncbi.nlm.nih.gov/7792451/
ID  - 7792451
ER  -