In addition, it is sometimes problematic to classify a subject into only one work economic sector, since a number of companies and work establishments may be related to different economic sectors.
In EBS, written consent was sometimes problematic, where disability was such that it required considerable effort from the patient to sign the forms.
Balancing mutually exclusive categories and the right level of abstraction was sometimes problematic.
The fixation using two screws was sometimes problematic, particularly in the case of rheumatoid patients where osteoporosis is present.
Inclusion of published nuclear DNA content data for red algae in the present report was sometimes problematic.
Third, staff attitude was sometimes problematic; in many cases, this reinforced the women's feeling of being mistreated by health care workers and their feeling of disempowerment.
The classification of diseases was sometimes problematic particularly for CVD that incorporates a number of specific disease entities, such as IHD or CHF.
Even attending the NGO services was sometimes problematic, as to do so could result in the woman being identified as HIV positive, a drug user or a sex worker (whether or not she was).
While blood or saliva tests could be used to detect cortisol levels, these methods were sometimes problematic, especially in children, Simmons said.
"They were angry about being in prison," he said, "so to them, any form of destruction they see, they think, 'Hey, that's a blow for us!' " With so much anger, parsing out the truth about the nature of evil is sometimes problematic, Mr. Adbul-Malik said, and Mr. Latif agrees.
