public DalRis.TamHpvHPCollection TamHpvHPRecords() { if (colTamHpvHPRecords == null) { colTamHpvHPRecords = new DalRis.TamHpvHPCollection().Where(TamHpvHP.Columns.IdTipoMuestra, IdTipoMuestra).Load(); colTamHpvHPRecords.ListChanged += new ListChangedEventHandler(colTamHpvHPRecords_ListChanged); } return(colTamHpvHPRecords); }