Twitter Watch [accessed 22 December 2012 – 16:17]
Items of interest from a variety of twitter feeds associated with immunization, vaccines and global public health. This capture is highly selective and is by no means intended to be exhaustive.

WHO @WHO
Key public health milestones were reached in 2012, incl the end of polio transmission in India. 2012 in review: http://goo.gl/Y1VPE 
8:50 AM – 21 Dec 12

WHO ‏@WHO
WHO interview regarding attacks on health workers in Pakistan http://goo.gl/XNfsL  #ProtectHealthWorkers (VIDEO)
WHO: Dr Bruce Aylward interview regarding attacks on health workers…
During the week of 18 December 2012, at least six people working on a polio vaccination campaign have been reported shot dead in several locations in Pakistan…
8:32 AM – 21 Dec 12

UNICEF ‏@UNICEF
‘My family is very scared’. Female Pakistani #polio workers speak out on recent attacks. Via @BBC http://uni.cf/U22FE3  #protecthealthworkers
8:15 AM – 21 Dec 12

UNICEF ‏@UNICEF
Via @AP, Pakistani #polio workers get police protection http://uni.cf/U22oRG  #protecthealthworkers
Pakistani polio workers get police protection
LAHORE, Pakistan (AP) — Under police guard, thousands of health workers pressed on with a polio immunization program Thursday after nine were killed elsewhere in Pakistan by suspected militants who…
7:39 AM – 21 Dec 12

UNICEF ‏@UNICEF
Female Vaccination Workers, Essential in Pakistan, Become Prey
One of Pakistan’s most crucial public health campaigns has been plunged into crisis after militants killed nine volunteers over the course of a three-day polio vaccination drive.
7:30 AM – 21 Dec 12

WHO ‏@WHO
Pakistan made tremendous progress over past 18 months in eradicating #polio. Polio cases are down 65% compared to 2011 #ProtectHealthWorkers
1:51 AM – 21 Dec 12

WHO ‏@WHO
Pakistan: Progress in #polio eradication has been possible only with engagement and leadership of all levels of government and civil society
1:47 PM – 20 Dec 12

UNICEF @UNICEF
Killing, hurting, threatening health workers is endangering the health of children and their families #protecthealthworkers
1:10 PM – 20 Dec 12

Sabin Vaccine Inst.  @sabinvaccine
Polio and vaccine diplomacy in Pakistan http://blog.chron.com/bakerblog/2012/12/polio-and-vaccine-diplomacy-in-pakistan-2/ …
6:07 AM – 20 Dec 12

GAVI Alliance ‏@GAVIAlliance
Read @GAVIAlliance CEO @GAVISeth latest paper expressing his initial views on the post-2015 development agenda: http://ht.ly/gfOY9 
5:20 AM – 20 Dec 12

Angus Thomson @ThomsonAngus
‘Successful immunization comes from successful partnerships’ – Mike Watson at #GAVIPartners Forum, Tanzania http://goo.gl/TpBnm  #vaccines
Retweeted by GAVI Alliance
2:04 AM – 20 Dec 12