Sentence examples for specimen was required from inspiring English sources

Additionally, availability to provide a blood specimen was required.

At least one biopsy specimen was required to be positive.

For MACS, a minimum of 0.5 g tissue specimen was required.

In order to implement methanol as an immersion medium, an immersion well surrounding the specimen was required (as shown in Fig. 1 ).

In the second case, the whole mastectomy specimen was required for pathological diagnosis; however, samples from the contralateral prophylactic mastectomy were available for this study.

For the acutely ill febrile returning traveler, serologic test results may be negative, as occurred for 2 of our patients for whom an additional specimen was required for diagnosis.

The challenge is in distinguishing between benign and malignant lesions, and often, a histopathological examination of a biopsy specimen is required for a definite diagnosis [1, 2].

Through a sensitivity analysis it is shown that for sandwich structures with a soft core only one specimen is required for characterizing the dominant properties of both the core and the skins.

On the other hand, if a multilevel spinal device is involved in the investigation, a multisegmental specimen is required.

It should be noted that the method still has a few limitations since the symmetry of specimen is required.

When circulating gastrin and CgA are raised, a fasting specimen is required; autoimmune atrophic gastritis must be excluded, and Helicobactor pylori should be eradicated.