PT  - JOURNAL ARTICLE
AU  - Zalev, A. H.
TI  - Percutaneous antegrade extrusion of ureteral calculi
DP  - 1987 May 01
TA  - Canadian Medical Association Journal
PG  - 957--959
VI  - 136
IP  - 9
4099  - http://www.cmaj.ca/content/136/9/957.short
4100  - http://www.cmaj.ca/content/136/9/957.full
SO  - CMAJ1987 May 01; 136