A Failure To EXIST: Why Testing for Data Set Existence with the EXIST Function Alone Is Inadequate for Serious Software Developm
![Amazon.com: Water Panther 600 GB 10K RPM SAS 6Gbps 2.5-Inch Hard Drive Compatible with Dell PowerEdge Servers R420 R630 R715 R815 7YX58 7T0DW 96G91 Internal Hot-Swap HDD in a SFF 13G Caddy: Amazon.com: Water Panther 600 GB 10K RPM SAS 6Gbps 2.5-Inch Hard Drive Compatible with Dell PowerEdge Servers R420 R630 R715 R815 7YX58 7T0DW 96G91 Internal Hot-Swap HDD in a SFF 13G Caddy:](https://m.media-amazon.com/images/I/81n7FOVqZ9L._AC_SS450_.jpg)
Amazon.com: Water Panther 600 GB 10K RPM SAS 6Gbps 2.5-Inch Hard Drive Compatible with Dell PowerEdge Servers R420 R630 R715 R815 7YX58 7T0DW 96G91 Internal Hot-Swap HDD in a SFF 13G Caddy:
![Amazon.com: FOXWELL NT630 Plus OBD2 Scanner OBD II Diagnostic SRS ABS Autobleed Car Code Reader with SAS Calibration: Automotive Amazon.com: FOXWELL NT630 Plus OBD2 Scanner OBD II Diagnostic SRS ABS Autobleed Car Code Reader with SAS Calibration: Automotive](https://images-na.ssl-images-amazon.com/images/I/71Zwe4B6D-L._AC_SY355_.jpg)
Amazon.com: FOXWELL NT630 Plus OBD2 Scanner OBD II Diagnostic SRS ABS Autobleed Car Code Reader with SAS Calibration: Automotive
![Trisodium citrate 4% versus heparin as a catheter lock for non-tunneled hemodialysis catheters in critically ill patients: a multicenter, randomized clinical trial | Annals of Intensive Care | Full Text Trisodium citrate 4% versus heparin as a catheter lock for non-tunneled hemodialysis catheters in critically ill patients: a multicenter, randomized clinical trial | Annals of Intensive Care | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs13613-019-0553-4/MediaObjects/13613_2019_553_Fig1_HTML.png)