Recoveries of phenylalanine from two sets of dried-blood-spot reference materials: prediction from hematocrit, spot volume, and paper matrix.
Adam
B W
BW
Centers for Disease Control and Prevention, Newborn Screening Quality Assurance Program, MS-19, 4770 Buford Hwy., Atlanta, GA 30341-3724, USA. bwa1@cdc.gov
Alexander
J R
JR
Smith
S J
SJ
Chace
D H
DH
Loeber
J G
JG
Elvers
L H
LH
Hannon
W H
WH
D001800:Blood Specimen Collection; D006400:Hematocrit; D006801:Humans; D007231:Infant, Newborn; D010209:Paper; D010649:Phenylalanine / Q000097:blood* / Q000592:standards; D012015:Reference Standards
D010649:Phenylalanine