1naresh<pre>Array
(
    [urn:ac.highwire.org:guest:identity] => Array
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            [runtime-id] => urn:ac.highwire.org:guest:identity
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            [service-id] => ajnr-ac.highwire.org
            [access-type] => Controlled
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                            [privilege-set] => GUEST
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                )

            [credentials] => Array
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                    [method] => guest
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        )

)
1naresh<pre>Array
(
    [urn:ac.highwire.org:guest:identity] => Array
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            [runtime-id] => urn:ac.highwire.org:guest:identity
            [type] => guest
            [service-id] => ajnr-ac.highwire.org
            [access-type] => FreeToRead
            [privilege] => Array
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                    [urn:ac.highwire.org:guest:privilege] => Array
                        (
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            [credentials] => Array
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)
PT  - JOURNAL ARTICLE
AU  - De Pena, Charles A.
AU  - Lee, Ya-Yen
AU  - Van Tassel, Pamela
AU  - Thompson, Nobel
AU  - Rich, Dean
TI  - MR Appearance of Acquired Spinal Epidermoid Tumors
DP  - 1989 Sep 01
TA  - American Journal of Neuroradiology
PG  - S97--S97
VI  - 10
IP  - 5 suppl
4099  - http://www.ajnr.org/content/10/5_suppl/S97.short
4100  - http://www.ajnr.org/content/10/5_suppl/S97.full
SO  - Am. J. Neuroradiol.1989 Sep 01; 10