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 America481
China119
India73
United Kingdom54
Italy46
Vietnam34
Japan34
Asia/Pacific Region33
Russian Federation32
Germany32
Taiwan29
Korea, Republic of28
Canada23
France21
Iran, Islamic Republic of19
Mexico19
Spain17
Cuba16
Australia15
Turkey14
Brazil13
Portugal12
Poland12
Venezuela12
Egypt11
Thailand10
Hong Kong10
Netherlands10
Greece10
Peru10
Argentina8
Romania8
Austria7
Indonesia7
Switzerland7
Nigeria7
Israel6
Pakistan6
Morocco5
Belgium5
Kenya5
Colombia5
Ecuador5
Ukraine5
Bangladesh5
South Africa4
Serbia4
Hungary4
Ireland4
Lebanon4
Malaysia4
Slovakia3
United Arab Emirates3
Algeria3
Croatia3
Macedonia3
Saudi Arabia3
Ethiopia3
Costa Rica2
Georgia2
New Zealand2
Cyprus2
Iraq2
Dominican Republic2
Sweden2
Bulgaria2
Syrian Arab Republic2
Lithuania2
Cambodia1
Czech Republic1
Singapore1
Sudan1
Guatemala1
Denmark1
Uzbekistan1
Honduras1
Slovenia1
Sri Lanka1
Latvia1
Trinidad and Tobago1
Philippines1
Moldova, Republic of1
El Salvador1
Armenia1
Puerto Rico1
Afghanistan1
Unknown435