<xs:element name="collection-method" type="xs:string" minOccurs="0" maxOccurs="1"/>  | 
                           
| 
                                     < sample xmlns = "http://schemas.nmdp.org/spec/hml/1.0" center-code = "123" id = "123000789" >  | 
                              
| 
                                     buccal swab  | 
                              
| 
                                     < allele-assignment date = "2016-03-16" allele-db = "IMGT/HLA" allele-version = "3.20.0" >  | 
                              
| 
                                     < haploid locus = "HLA-DRB1" method = "DNA" type = "16:02:01" />  | 
                              
| 
                                     < haploid locus = "HLA-DRB1" method = "DNA" type = "04:HTWY" />  | 
                              
| 
                                     < haploid locus = "HLA-DQB1" method = "DNA" type = "03:YGKM" />  | 
                              
| 
                                     < haploid locus = "HLA-DQB1" method = "DNA" type = "03:ZAMW" />  | 
                              
| 
                                     < haploid locus = "HLA-DPB1" method = "DNA" type = "04:02" />  | 
                              
| 
                                     < haploid locus = "HLA-DPB1" method = "DNA" type = "04:FNVS" />  | 
                              
| 
                                     CACGTTTCCTGTGGCAGCCTAAGAGGGAGTGTCATTTCTTCAATGGGACGGAGCGGGTGC GGTTCCTGGACAGATACTTCTATAACCAGGAGGAGTCCGTGCGCTTCGACAGCGACGTGG GGGAGTACCGGGCGGTGACGGAGCTGGGGCGGCCTGACGCTGAGTACTGGAACAGCCAGA AGGACCTCCTGGAAGACAGGCGCGCCGCGGTGGACACCTACTGCAGACACAACTACGGGG TTGGTGAG  | 
                              
| 
                                     </ amplification>  | 
                              
| 
                                     </ sbt-sanger>  |