For melanoma patients, for example, a PET-CT (Positron Emission Tomography, computer tomography) is only required in cases with a cancer depth of more than 4 millimetres.
Additionally, the assumption that variables have a multivariate normal distribution is only required in the case of maximum likelihood (ML) solutions.
However, blood transfusion was only required in one case, and the relationship between the episode of haemorrhage (epistaxis) and the development of anaemia requiring blood transfusion was not established.
Persons at the highest risk of AAA attend screening more frequently than persons at low risk, and repeated screening is only required in 5% of the initially negative cases.
In the case of the five remaining sites, one was undecided, in one case the answer was unclear, in one case the question was skipped, one indicated it would only require reporting in case of amendments to the registry, and the final site would not require periodic reporting due to a lack of resources for follow-up.
Altruistic charity is required only in cases of special hardship.
However, in most cases they were only required by vessels of 40ft or over in length, and with the exception of licences for the large pelagic purse- and freezer vessels, they were quite freely available.
Since metastases of this size are usually seen on H&E stains, IHC will only be required in rare cases where the epithelial nature of suspicious cells needs to be confirmed.
Studies of chronic toxicity would only be required in special cases.
Another topic deserves attention: The Her2/neu testing recommendations require an additional ISH testing only in cases of equivocal, that is, IHC 2+, staining intensity, to distinguish positive from negative cases.
In essence, covenant marriage gives couples the option of spurning no-fault divorce; they sign binding contracts that require premarital counseling and permit divorce only in cases of abuse, abandonment, adultery, imprisonment of a spouse or a lengthy separation.
