![prothrombin time (PT), partial thromboplastin time (PTT), International normalized ratio (INR) | Time of Care prothrombin time (PT), partial thromboplastin time (PTT), International normalized ratio (INR) | Time of Care](https://i.ytimg.com/vi/v20pO4vWpVc/maxresdefault.jpg)
prothrombin time (PT), partial thromboplastin time (PTT), International normalized ratio (INR) | Time of Care
![Effect of Laboratory Variation in the Prothrombin-Time Ratio on the Results of Oral Anticoagulant Therapy | NEJM Effect of Laboratory Variation in the Prothrombin-Time Ratio on the Results of Oral Anticoagulant Therapy | NEJM](https://www.nejm.org/na101/home/literatum/publisher/mms/journals/content/nejm/1993/nejm_1993.329.issue-10/nejm199309023291005/production/images/img_medium/nejm199309023291005_t4.jpeg)
Effect of Laboratory Variation in the Prothrombin-Time Ratio on the Results of Oral Anticoagulant Therapy | NEJM
![Table 1 from Data documenting the performance of the PT/INR line correction method for reconciling INR discrepancies between central laboratory coagulation analyzers using different thromboplastins during the evaluation of a portable Coagulometer Table 1 from Data documenting the performance of the PT/INR line correction method for reconciling INR discrepancies between central laboratory coagulation analyzers using different thromboplastins during the evaluation of a portable Coagulometer](https://d3i71xaburhd42.cloudfront.net/54fa72e3d0651d8c98728536c4606d5c33fd023e/5-Table1-1.png)
Table 1 from Data documenting the performance of the PT/INR line correction method for reconciling INR discrepancies between central laboratory coagulation analyzers using different thromboplastins during the evaluation of a portable Coagulometer
![PDF) Simplified Method for International Normalized Ratio (INR) Derivation Based on the Prothrombin Time/INR Line: An International Study PDF) Simplified Method for International Normalized Ratio (INR) Derivation Based on the Prothrombin Time/INR Line: An International Study](https://www.researchgate.net/profile/Jorgen-Jespersen-2/publication/46009577/figure/tbl1/AS:667187282993164@1536081252913/Results-of-validation-plasmas-required-for-the-PT-INR-Line-a_Q320.jpg)