| Pagani F and Panteghini M, 2001, Clin Chem, 47, 355-6 | 8.8 | 33.0 | Males | Healthy (excl pregnant) | Serum |
| Hölzel WGE, 1987, Clin Chem, 33, 57-61 | 8.8 | | Males | Healthy (excl pregnant) | Serum |
| Pineda-Tenor D , Laserna-Mendieta EJ, Timon-Zapata J, Rodelgo-Jimenez L, Ramos-Corral R, Recio-Montealegre A and Gomez-Serranillos Reus M, 2013, Clin Chem Lab Med, 51, 851-62 | 13.4 | 43.0 | Males | Healthy (excl pregnant) | Serum |
| Hölzel WGE, 1987, Clin Chem, 33, 57-61 | 14.1 | | Males | Healthy (excl pregnant) | Serum |
| Carobene A, Roraas T, Solvik UO, Sylte MS, Sandberg S, Guerra E, Marino I, Jonker N, Barla G, Barlett WA, Fernández-Calle P, Díaz-Garzón J, Tosato F, Plebani M, Coskun A, Serteser M, Unsal I and Ceriotti F, 2017, Clin Chem, 63, 1141-50 | 8.3 | 34.2 | Males | Healthy (excl pregnant) | Serum |
| Carobene A, Roraas T, Solvik UO, Sylte MS, Sandberg S, Guerra E, Marino I, Jonker N, Barla G, Barlett WA, Fernández-Calle P, Díaz-Garzón J, Tosato F, Plebani M, Coskun A, Serteser M, Unsal I and Ceriotti F, 2017, Clin Chem, 63, 1141-50 | 8.3 | 41.7 | Males | Healthy (excl pregnant) | Serum |
| Carobene A, Roraas T, Solvik UO, Sylte MS, Sandberg S, Guerra E, Marino I, Jonker N, Barla G, Barlett WA, Fernández-Calle P, Díaz-Garzón J, Tosato F, Plebani M, Coskun A, Serteser M, Unsal I and Ceriotti F, 2017, Clin Chem, 63, 1141-50 | 8.9 | 45.1 | Males | Healthy (excl pregnant) | Serum |
| Pagani F and Panteghini M, 2001, Clin Chem, 47, 355-6 | 6.4 | 29.0 | Females | Healthy (excl pregnant) | Serum |
| Pineda-Tenor D , Laserna-Mendieta EJ, Timon-Zapata J, Rodelgo-Jimenez L, Ramos-Corral R, Recio-Montealegre A and Gomez-Serranillos Reus M, 2013, Clin Chem Lab Med, 51, 851-62 | 10.8 | 37.8 | Females | Healthy (excl pregnant) | Serum |
| Pineda-Tenor D , Laserna-Mendieta EJ, Timon-Zapata J, Rodelgo-Jimenez L, Ramos-Corral R, Recio-Montealegre A and Gomez-Serranillos Reus M, 2013, Clin Chem Lab Med, 51, 851-62 | 15.7 | 44.2 | Males | Healthy (excl pregnant) | Serum |
| Williams GZ, Widdowson GM and Penton J, 1978, Clin Chem, 24, 313-20 | 35.3 | 87.0 | Males | Healthy (excl pregnant) | Serum |
| Statland BE, Winkel P and Killingsworth LM, 1976, Clin Chem, 22, 1635-8 | 3.9 | 23.8 | Males | Healthy (excl pregnant) | Serum |
| Bailey D, Bevilacqua V, Colantonio DA, Pasic MD, Perumal N, Chan MK and Adeli K, 2014, Clin Chem, 60, 518-29 | 2.7 | 18.7 | Males | Healthy (excl pregnant) | Serum |
| Hölzel WGE, 1987, Clin Chem, 33, 57-61 | 10.4 | | Males | Non-healthy (excl pregnant) | Serum |
| Pineda-Tenor D , Laserna-Mendieta EJ, Timon-Zapata J, Rodelgo-Jimenez L, Ramos-Corral R, Recio-Montealegre A and Gomez-Serranillos Reus M, 2013, Clin Chem Lab Med, 51, 851-62 | 13.5 | 41.3 | Males | Healthy (excl pregnant) | Serum |
| Hölzel WGE, 1987, Clin Chem, 33, 57-61 | 9.94 | | Males | Non-healthy (excl pregnant) | Serum |
