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HARMONIZED DATA

Label:s2puffpos
Description:s2puffpos:w2 s position for lung function peak flow test
Item type:Constructed variable
Answer type:Enumerated
Answer choices: 1.standing ; 2.sitting ; .d:DK ; .m:Missing ; .n:not willing/able ; .s:skipped ; .u:Unmar ; .v:SP NR
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