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Spine Surgery,  ISBN: 978-953-51-0469-8

Perforation Rates of Cervical Pedicle Screw Inserted from C3 to C6 - A Retrospective Analysis of 78 Patients over a Period 5 of 14 Years -

By Jun Takahashi, Hiroki Hirabayashi, Hiroyuki Hashidate, Nobuhide Ogihara, Keijiro Mukaiyama, Syuugo Kuraishi, Masayuki Shimizu, Masashi Uehara and Hiroyuki Kato

DOI: 10.5772/37506



Submission date: 17. October, 2011.
Review date: 27. October, 2011.
Published online: 28. March, 2012.
Published in print edition: March, 2012.


Fig. 1. Accumulated download share in the last six months. The time period is defined from the publication date up to today.



Fig. 2. Number of chapter downloads in the last six months by country. The countries represented are the TOP 5 countries from which this paper was accessed.



Fig. 3. Pie chart shows the download share by country. The countries represented are the TOP 5 countries from which this paper was accessed.



Downloads per country


CountryDownloads
United States of America926
China130
India86
United Kingdom61
Italy48
Germany46
Asia/Pacific Region36
Korea, Republic of35
Vietnam34
Japan34
Taiwan34
Russian Federation34
Canada32
France26
Iran, Islamic Republic of20
Mexico19
Spain17
Turkey17
Cuba16
Australia16
Poland15
Portugal14
Brazil14
Egypt12
Switzerland12
Venezuela12
Hong Kong11
Greece11
Thailand11
Netherlands10
Peru10
Argentina9
Pakistan8
Romania8
Nigeria8
Austria7
Indonesia7
Bangladesh7
Israel6
Morocco5
Belgium5
Kenya5
Colombia5
Ecuador5
Ukraine5
Malaysia5
United Arab Emirates4
Ireland4
Lebanon4
South Africa4
Serbia4
Hungary4
Ethiopia3
Croatia3
Sweden3
Algeria3
Macedonia3
Saudi Arabia3
Slovakia3
New Zealand2
Lithuania2
Cyprus2
Georgia2
Dominican Republic2
Bulgaria2
Syrian Arab Republic2
Iraq2
Costa Rica2
Czech Republic2
Sudan1
Cambodia1
Denmark1
Afghanistan1
Singapore1
Uzbekistan1
Guatemala1
Philippines1
Moldova, Republic of1
Slovenia1
Armenia1
Puerto Rico1
Honduras1
El Salvador1
Sri Lanka1
Oman1
Latvia1
Trinidad and Tobago1
Unknown484