1.        P Bugert, S McBride, G Smith, A Dugrillon, H Klüter, W H Ouwehand, P Metcalfe (2005) Microarray based genotyping for blood groups; comparison of gene array and 5’ Nuclease assay techniques using HPA as a model. Transfusion, 45, 654-659.

2.        Hughes D, Evans G, Metcalfe P, Goodall AH and Williamson LM.  Tracking and characterisation of transfused platelets by two colour, whole blood flow cytometry.  British Journal of Haematology 2005, 130, 791-794.

3.        D Allen, P Rigsby, H Bessos, J Berry, D Wilson, W Ouwehand, S Urbaniak, & P Metcalfe Collaborative study to establish the first International Standard for quantitation of anti-HPA-1a. Vox Sanguinis 2005, 89, 100-104.

4.        H Bessos, D Wilson, P Metcalfe, D Allen, & S Urbaniak.  Report on the Twelfth International Society of Blood Transfusion (ISBT) Platelet Immunology Workshop. Vox Sanguinis 2005, 89, 105-113,

5.        W Ouwehand, P Stafford, C Gheveart, K Campbell, D Allen, G Smith, G Lucas, P Metcalfe, E Ranasinghe, L Williamson, N Watkins.  Platelet Immunology, present and future. ISBT Science Series 2006, 1, 96-102.

6.        E Gray, JR Hawkins, M Morrison, M Hawkins, E Byrne, S Kitchen, I Jennings, M Makris, FE Preston, and P Metcalfe.  Establishment of the 1st International Genetic Reference Panel for Factor V Leiden (G1691A), Human gDNA. Thrombosis and Haemostasis 2006, 96 215-219.

7.        NS Jennings, I J Harmer, K Campbell, P Stafford, GA Smith, P Metcalfe, MA Benton, J Marsh and WH Ouwehand. Molecular characterisation of the variable domains of an αIIbβ3 specific IgM κ platelet cold agglutinin in a follicular lymphoma patient with treatment refractory thrombocytopenia: Idiotypic overlap between αIIbβ3 integrin antibodies. Transfusion, 2007, 47, 499-510.

8.        C Ghevaert, K Campbell, P Stafford, P Metcalfe, A Casbard, GA Smith, D Allen, E Ranasinghe, LM Williamson, WH Ouwehand.  HPA-1a antibody potency and bioactivity do not predict severity of fetomaternal alloimmune thrombocytopenia. Transfusion 2007, 47,1296-1305.

9.        J Berry, D Allen, L Porcelijn, M de Haas, R Kekomaki, C Kaplan, W H. Ouwehand, P Metcalfe.  Collaborative studies to establish the first WHO International Standard for detection of human antibody against HPA-3a. Vox Sanguinis 2007, 93, 309-315.

10.    Z Foxcroft, K Campbell, Y Merieux, S Urbaniak, M Brierley, D Rigal, W H Ouwehand, P Metcalfe.  Report on the 13^th International Society of Blood Transfusion Platelet Immunology Workshop. Vox Sanguinis 2007, 93, 300-305.

11.    D Allen, WH. Ouwehand, M de Haas, R Kekomaki, C Kaplan, P Metcalfe.  Interlaboratory variation in the detection of HPA-specific alloantibodies and in molecular HPA typing. Vox Sanguinis 2007, 93, 316-324.

12.    K Campbell, K Rishi, G Howkins, D Gilby, R Mushens, C Ghevaert, P Metcalfe, WH Ouwehand, G Lucas. A modified fast MAIPA for the detection of HPA antibodies: a multi-centre evaluation of a rapid monoclonal antibody specific immobilisation of platelet antigen (MAIPA) assay. Vox Sanguinis 2007, 93, 289-297.

13.    C Kaplan, J Freedman, Z Foxcroft, A Husebekk, P Metcalfe, E Muniz-Diaz, W Ouwehand, S Panzer, P Rozman, B Skogen, G Teramura, B Zupanska.  Monoclonal Platelet Antigen capture assays (MAIPA) and reagents: a statement.  Vox Sanguinis 2007, 93, 298-299.

14.    P Metcalfe. Ensuring quality in platelet immunology (editorial).  Vox

Sanguinis 2007, 93, 287-288.

15.    P Metcalfe, D Allen, R Kekomaki, C  Kaplan, M de Haas and WH. Ouwehand. An International Reference Reagent (minimum sensitivity) for the detection of Anti-HPA-1a. Vox Sanguinis 2009, 96, 146-152.