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

                )

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

        )

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

                )

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

        )

)
PT  - JOURNAL ARTICLE
AU  - Kallmes, D.F.
AU  - Cloft, H.J.
AU  - White, J.B.
AU  - Ken, C.G.M.
TI  - &lt;em&gt;Reply:&lt;/em&gt;
AID  - 10.3174/ajnr.A2030
DP  - 2010 Apr 01
TA  - American Journal of Neuroradiology
PG  - E42--E42
VI  - 31
IP  - 4
4099  - http://www.ajnr.org/content/31/4/E42.short
4100  - http://www.ajnr.org/content/31/4/E42.full
SO  - Am. J. Neuroradiol.2010 Apr 01; 31