diff --git a/p/LA7QRY1.m b/p/LA7QRY1.m
new file mode 100644
index 0000000..7d2aa86
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+++ b/p/LA7QRY1.m
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+LA7QRY1 ;DALOI/JMC - Lab HL7 Query Utility ;01/19/99  13:48
+ ;;5.2;AUTOMATED LAB INSTRUMENTS;**46,61**;Sep 27, 1994
+ ;
+ Q
+ ;
+CHKSC ; Check search NLT/LOINC codes
+ ;
+ N J
+ ;
+ S J=0
+ F  S J=$O(LA7SC(J)) Q:'J  D
+ . N X
+ . S X=LA7SC(J)
+ . I $P(X,"^",2)="NLT",$D(^LAM("E",$P(X,"^"))) D  Q
+ . . S ^TMP("LA7-NLT",$J,$P(X,"^"))=""
+ . I $P(X,"^",2)="LN",$D(^LAB(95.3,$P($P(X,"^"),"-"))) D  Q
+ . . S ^TMP("LA7-LN",$J,$P($P(X,"^"),"-"))=""
+ . S LA7ERR(6)="Unknown search code "_$P(X,"^")_" passed"
+ . K LA7SC(J)
+ Q
+ ;
+ ;
+SPEC ; Convert HL7 Specimen Codes to File #61, Topography codes
+ ; Find all topographies that use this HL7 specimen code
+ N J,K,L
+ ;
+ S J=0
+ F  S J=$O(LA7SPEC(J)) Q:'J  D
+ . S K=LA7SPEC(J),L=0
+ . F  S L=$O(^LAB(61,"HL7",K,L)) Q:'L  S ^TMP("LA7-61",$J,L)=""
+ Q
+ ;
+ ;
+BUILDMSG ; Build HL7 message with result of query
+ ;
+ N HL,HLECH,HLFS,HLQ,LA,LA763,LA7ECH,LA7FS,LA7MSH,LA7NOMSG,LA7NTESN,LA7NVAF,LA7OBRSN,LA7OBXSN,LA7PIDSN,LA7ROOT,LA7X,X
+ ;
+ I $L($G(LA7HL7))'=5 S LA7HL7="|^\~&"
+ S (HL("FS"),HLFS,LA7FS)=$E(LA7HL7),(HL("ECH"),HLECH,LA7ECH)=$E(LA7HL7,2,5)
+ S (HLQ,HL("Q"))=""""""
+ ; Set flag to not send HL7 message
+ S LA7NOMSG=1
+ ; Create dummy MSH to pass HL7 delimiters
+ S LA7MSH(0)="MSH"_LA7FS_LA7ECH_LA7FS
+ D FILESEG^LA7VHLU(GBL,.LA7MSH)
+ ;
+ F X="AUTO-INST","LRDFN","LRIDT","SUB","HUID","NLT","RUID","SITE" S LA(X)=""
+ ;
+ ; Take search results and put in HL7 message structure
+ S LA7ROOT="^TMP(""LA7-QRY"",$J)",(LA7QUIT,LA7PIDSN)=0
+ ; F  S LA7ROOT=$Q(@LA7ROOT) Q:LA7QUIT  D ;change per John M
+ F  S LA7ROOT=$Q(@LA7ROOT) Q:LA7ROOT=""  D  Q:LA7QUIT
+ . I $QS(LA7ROOT,1)'="LA7-QRY"!($QS(LA7ROOT,2)'=$J) S LA7QUIT=1 Q
+ . I LA("LRDFN")'=$QS(LA7ROOT,3) D PID S LA7OBRSN=0
+ . I LA("LRIDT")'=$QS(LA7ROOT,4) D ORC,OBR
+ . I LA("SUB")'=$QS(LA7ROOT,5) D ORC,OBR
+ . I LA("NLT")'=$P($QS(LA7ROOT,6),"!") D ORC,OBR
+ . D OBX
+ ;
+ Q
+ ;
+ ;
+PID ; Build PID segment
+ ;
+ N LA7PID
+ ;
+ S (LA("LRDFN"),LRDFN)=$QS(LA7ROOT,3)
+ S LRDPF=$P(^LR(LRDFN,0),"^",2),DFN=$P(^(0),"^",3)
+ D DEM^LRX
+ D PID^LA7VPID(LA("LRDFN"),"",.LA7PID,.LA7PIDSN,.HL)
+ D FILESEG^LA7VHLU(GBL,.LA7PID)
+ S (LA("LRIDT"),LA("SUB"))=""
+ Q
+ ;
+ ;
+ORC ; Build ORC segment
+ ;
+ N X
+ ;
+ S LA("LRIDT")=$QS(LA7ROOT,4),LA("SUB")=$QS(LA7ROOT,5)
+ S LA763(0)=$G(^LR(LA("LRDFN"),LA("SUB"),LA("LRIDT"),0))
+ S X=$G(^LR(LA("LRDFN"),LA("SUB"),LA("LRIDT"),"ORU"))
+ S LA("HUID")=$P(X,"^"),LA("SITE")=$P(X,"^",2),LA("RUID")=$P(X,"^",4)
+ I LA("HUID")="" S LA("HUID")=$P(LA763(0),"^",6)
+ S LA7NVAF=$$NVAF^LA7VHLU2(0),LA7NTESN=0
+ D ORC^LA7VORU
+ S LA("NLT")=""
+ ;
+ Q
+ ;
+ ;
+OBR ; Build OBR segment
+ ;
+ N LA764,LA7NLT
+ ;
+ S (LA("NLT"),LA7NLT)=$P($QS(LA7ROOT,6),"!"),(LA764,LA("ORD"))=""
+ I $L(LA7NLT) D
+ . S LA764=+$O(^LAM("E",LA7NLT,0))
+ . I LA764 S LA("ORD")=$$GET1^DIQ(64,LA764_",",.01)
+ I LA("SUB")="CH" D
+ . D OBR^LA7VORU
+ . D NTE^LA7VORU
+ . S LA7OBXSN=0
+ ;
+ Q
+ ;
+ ;
+OBX ; Build OBX segment
+ ;
+ N LA7DATA,LA7VT
+ ;
+ S LA7NTESN=0
+ I LA("SUB")="MI" D MI^LA7VORU1 Q
+ I "CYEMSP"[LA("SUB") D AP^LA7VORU2 Q
+ ;
+ S LA7VT=$QS(LA7ROOT,7)
+ D OBX^LA7VOBX(LA("LRDFN"),LA("SUB"),LA("LRIDT"),LA7VT,.LA7DATA,.LA7OBXSN,LA7FS,LA7ECH)
+ I '$D(LA7DATA) Q
+ D FILESEG^LA7VHLU(GBL,.LA7DATA)
+ ; Send any test interpretation from file #60
+ D INTRP^LA7VORUA
+ ;
+ Q