Bousquet J, Chanez P, Lacoste JY, et al
The filter may be coupled with the rod of smokeable material via a moulded extrusion, which surrounds the outer surface of the join between the filter and the rod of smokeable material, enabling a rectangular profile filter, having constant cross-section, to be coupled to the rod
Its a straightforward, no-nonsense choice for folks who appreciate a good, dependable smoke at a fair price, whether youre packing your pipe for a quiet evening or rolling your own to take on the go
To account for the stratified multi-stage cluster sample, we considered the provincial domain as the strata variable and accounted for clustering by village/urban unit, enumeration area, and mother, by computing variances around means, proportions, and regression coefficients using a Taylor linearized variance approach that used a variance inflation factor to account for within-cluster homogeneity 22