This could be due to several reasons, including the difficulties in scanning very young, low-functioning autistic children, as well as the challenges in recruiting individuals who are willing to participate in an experiment over an extended period of time.
Second, incomplete PET scan data coupled with difficulties in scan interpretation resulted in variations in the definition of a "positive" PET scan.
Specific examples were of a screening machine that kept breaking, difficulty in obtaining scans, lack of theater time for certain elective operations, and inability to 'teach properly' in academic institutions: "…you are in a teaching facility.
Subsequently, the questionnaires were proofread in order to check for any scanning mistakes, incorrect data entry, and to identify any unreadable handwriting that the scanning machine had difficulty scanning.
The importance of hot spot residues and the difficulty in performing alanine scanning mutagenesis has led to the development of several computational methods for predicting hot spots.
Many pulmonologists spontaneously reported difficulty in obtaining HRCT scans.
Local policy and funding seems to be one of the factors influencing the decision of not offering routine imaging, especially from the community as three community paediatricians commented about the difficulty in arranging MRI scans.
Also, the suture configurations were estimated due to difficulty in extracting this information from the scanned image.
His determination to invest in scanning equipment while still at college proved wise given the difficulties faced by farmers since then.
A combination between access and logistical barriers (e.g. difficulty in finding patients with pathology to scan) were the second highest ranked in the credentialed group.
